Home / 112,117,853.52-154,723,065.60-62,560,315.92

Finding the Fourth Proportional to 112,117,853.52, 154,723,065.60 and 62,560,315.92

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Solution

The fourth proportional to 112,117,853.52, 154,723,065.60 and 62,560,315.92 is: 86,333,474.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,117,853.52 : 154,723,065.60 = 62,560,315.92 : x
  2. Step 2: Convert to fraction form
    112,117,853.52/154,723,065.60 = 62,560,315.92/x
  3. Step 3: Cross multiply
    112,117,853.52x = 154,723,065.60 × 62,560,315.92
  4. Step 4: Simplify right side
    112,117,853.52x = 9,679,523,864,046,884
  5. Step 5: Solve for x
    x = 9,679,523,864,046,884/112,117,853.52
  6. Step 6: Final answer
    x = 86,333,474.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.