Home / 94,045.52-129,778.36-51,603.12

Finding the Fourth Proportional to 94,045.52, 129,778.36 and 51,603.12

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Solution

The fourth proportional to 94,045.52, 129,778.36 and 51,603.12 is: 71,209.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,045.52 : 129,778.36 = 51,603.12 : x
  2. Step 2: Convert to fraction form
    94,045.52/129,778.36 = 51,603.12/x
  3. Step 3: Cross multiply
    94,045.52x = 129,778.36 × 51,603.12
  4. Step 4: Simplify right side
    94,045.52x = 6,696,968,284.48
  5. Step 5: Solve for x
    x = 6,696,968,284.48/94,045.52
  6. Step 6: Final answer
    x = 71,209.86

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1.5x scale

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.