Home / 94,079.53-129,890.55-58,307.50

Finding the Fourth Proportional to 94,079.53, 129,890.55 and 58,307.50

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Solution

The fourth proportional to 94,079.53, 129,890.55 and 58,307.50 is: 80,502.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,079.53 : 129,890.55 = 58,307.50 : x
  2. Step 2: Convert to fraction form
    94,079.53/129,890.55 = 58,307.50/x
  3. Step 3: Cross multiply
    94,079.53x = 129,890.55 × 58,307.50
  4. Step 4: Simplify right side
    94,079.53x = 7,573,593,244.13
  5. Step 5: Solve for x
    x = 7,573,593,244.13/94,079.53
  6. Step 6: Final answer
    x = 80,502.03

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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.