Home / 84,966.91-117,255.40-46,730.66

Finding the Fourth Proportional to 84,966.91, 117,255.40 and 46,730.66

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Solution

The fourth proportional to 84,966.91, 117,255.40 and 46,730.66 is: 64,488.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,966.91 : 117,255.40 = 46,730.66 : x
  2. Step 2: Convert to fraction form
    84,966.91/117,255.40 = 46,730.66/x
  3. Step 3: Cross multiply
    84,966.91x = 117,255.40 × 46,730.66
  4. Step 4: Simplify right side
    84,966.91x = 5,479,421,527.46
  5. Step 5: Solve for x
    x = 5,479,421,527.46/84,966.91
  6. Step 6: Final answer
    x = 64,488.89

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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.