Home / 112,252.88-154,909.80-61,265.96

Finding the Fourth Proportional to 112,252.88, 154,909.80 and 61,265.96

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Solution

The fourth proportional to 112,252.88, 154,909.80 and 61,265.96 is: 84,547.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,252.88 : 154,909.80 = 61,265.96 : x
  2. Step 2: Convert to fraction form
    112,252.88/154,909.80 = 61,265.96/x
  3. Step 3: Cross multiply
    112,252.88x = 154,909.80 × 61,265.96
  4. Step 4: Simplify right side
    112,252.88x = 9,490,697,610.41
  5. Step 5: Solve for x
    x = 9,490,697,610.41/112,252.88
  6. Step 6: Final answer
    x = 84,547.48

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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.