Home / 94,412.64-130,330.26-67,508.40

Finding the Fourth Proportional to 94,412.64, 130,330.26 and 67,508.40

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Solution

The fourth proportional to 94,412.64, 130,330.26 and 67,508.40 is: 93,190.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,412.64 : 130,330.26 = 67,508.40 : x
  2. Step 2: Convert to fraction form
    94,412.64/130,330.26 = 67,508.40/x
  3. Step 3: Cross multiply
    94,412.64x = 130,330.26 × 67,508.40
  4. Step 4: Simplify right side
    94,412.64x = 8,798,387,324.18
  5. Step 5: Solve for x
    x = 8,798,387,324.18/94,412.64
  6. Step 6: Final answer
    x = 93,190.78

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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.