Home / 134,918.32-202,312.74-63,781.72

Finding the Fourth Proportional to 134,918.32, 202,312.74 and 63,781.72

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Solution

The fourth proportional to 134,918.32, 202,312.74 and 63,781.72 is: 95,641.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,918.32 : 202,312.74 = 63,781.72 : x
  2. Step 2: Convert to fraction form
    134,918.32/202,312.74 = 63,781.72/x
  3. Step 3: Cross multiply
    134,918.32x = 202,312.74 × 63,781.72
  4. Step 4: Simplify right side
    134,918.32x = 12,903,854,535.11
  5. Step 5: Solve for x
    x = 12,903,854,535.11/134,918.32
  6. Step 6: Final answer
    x = 95,641.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.