Home / 141,362.34-195,077.50-77,700.12

Finding the Fourth Proportional to 141,362.34, 195,077.50 and 77,700.12

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Solution

The fourth proportional to 141,362.34, 195,077.50 and 77,700.12 is: 107,224.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,362.34 : 195,077.50 = 77,700.12 : x
  2. Step 2: Convert to fraction form
    141,362.34/195,077.50 = 77,700.12/x
  3. Step 3: Cross multiply
    141,362.34x = 195,077.50 × 77,700.12
  4. Step 4: Simplify right side
    141,362.34x = 15,157,545,159.30
  5. Step 5: Solve for x
    x = 15,157,545,159.30/141,362.34
  6. Step 6: Final answer
    x = 107,224.78

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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.