Home / 94,005.91-129,654.84-58,215.79

Finding the Fourth Proportional to 94,005.91, 129,654.84 and 58,215.79

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Solution

The fourth proportional to 94,005.91, 129,654.84 and 58,215.79 is: 80,292.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,005.91 : 129,654.84 = 58,215.79 : x
  2. Step 2: Convert to fraction form
    94,005.91/129,654.84 = 58,215.79/x
  3. Step 3: Cross multiply
    94,005.91x = 129,654.84 × 58,215.79
  4. Step 4: Simplify right side
    94,005.91x = 7,547,958,937.92
  5. Step 5: Solve for x
    x = 7,547,958,937.92/94,005.91
  6. Step 6: Final answer
    x = 80,292.39

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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.