Home / 94,064.72-129,799.92-53,788.16

Finding the Fourth Proportional to 94,064.72, 129,799.92 and 53,788.16

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Solution

The fourth proportional to 94,064.72, 129,799.92 and 53,788.16 is: 74,222.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,064.72 : 129,799.92 = 53,788.16 : x
  2. Step 2: Convert to fraction form
    94,064.72/129,799.92 = 53,788.16/x
  3. Step 3: Cross multiply
    94,064.72x = 129,799.92 × 53,788.16
  4. Step 4: Simplify right side
    94,064.72x = 6,981,698,864.95
  5. Step 5: Solve for x
    x = 6,981,698,864.95/94,064.72
  6. Step 6: Final answer
    x = 74,222.29

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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.