Home / 134,318.64-185,275.08-99,832.68

Finding the Fourth Proportional to 134,318.64, 185,275.08 and 99,832.68

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Solution

The fourth proportional to 134,318.64, 185,275.08 and 99,832.68 is: 137,706.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,318.64 : 185,275.08 = 99,832.68 : x
  2. Step 2: Convert to fraction form
    134,318.64/185,275.08 = 99,832.68/x
  3. Step 3: Cross multiply
    134,318.64x = 185,275.08 × 99,832.68
  4. Step 4: Simplify right side
    134,318.64x = 18,496,507,773.61
  5. Step 5: Solve for x
    x = 18,496,507,773.61/134,318.64
  6. Step 6: Final answer
    x = 137,706.19

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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.