Home / 134,713.74-185,897.32-83,725.16

Finding the Fourth Proportional to 134,713.74, 185,897.32 and 83,725.16

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Solution

The fourth proportional to 134,713.74, 185,897.32 and 83,725.16 is: 115,535.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,713.74 : 185,897.32 = 83,725.16 : x
  2. Step 2: Convert to fraction form
    134,713.74/185,897.32 = 83,725.16/x
  3. Step 3: Cross multiply
    134,713.74x = 185,897.32 × 83,725.16
  4. Step 4: Simplify right side
    134,713.74x = 15,564,282,767.44
  5. Step 5: Solve for x
    x = 15,564,282,767.44/134,713.74
  6. Step 6: Final answer
    x = 115,535.97

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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.