Home / 94,599.90-130,479.26-64,331.42

Finding the Fourth Proportional to 94,599.90, 130,479.26 and 64,331.42

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Solution

The fourth proportional to 94,599.90, 130,479.26 and 64,331.42 is: 88,730.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,599.90 : 130,479.26 = 64,331.42 : x
  2. Step 2: Convert to fraction form
    94,599.90/130,479.26 = 64,331.42/x
  3. Step 3: Cross multiply
    94,599.90x = 130,479.26 × 64,331.42
  4. Step 4: Simplify right side
    94,599.90x = 8,393,915,102.30
  5. Step 5: Solve for x
    x = 8,393,915,102.30/94,599.90
  6. Step 6: Final answer
    x = 88,730.70

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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.