Home / 141,060.20-194,663.31-77,398.48

Finding the Fourth Proportional to 141,060.20, 194,663.31 and 77,398.48

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Solution

The fourth proportional to 141,060.20, 194,663.31 and 77,398.48 is: 106,810.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,060.20 : 194,663.31 = 77,398.48 : x
  2. Step 2: Convert to fraction form
    141,060.20/194,663.31 = 77,398.48/x
  3. Step 3: Cross multiply
    141,060.20x = 194,663.31 × 77,398.48
  4. Step 4: Simplify right side
    141,060.20x = 15,066,643,332.45
  5. Step 5: Solve for x
    x = 15,066,643,332.45/141,060.20
  6. Step 6: Final answer
    x = 106,810.02

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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.