Home / 134,242.59-185,213.75-88,289.13

Finding the Fourth Proportional to 134,242.59, 185,213.75 and 88,289.13

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Solution

The fourth proportional to 134,242.59, 185,213.75 and 88,289.13 is: 121,812.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,242.59 : 185,213.75 = 88,289.13 : x
  2. Step 2: Convert to fraction form
    134,242.59/185,213.75 = 88,289.13/x
  3. Step 3: Cross multiply
    134,242.59x = 185,213.75 × 88,289.13
  4. Step 4: Simplify right side
    134,242.59x = 16,352,360,410.09
  5. Step 5: Solve for x
    x = 16,352,360,410.09/134,242.59
  6. Step 6: Final answer
    x = 121,812.02

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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.