Home / 145,886.43-201,381.24-125,387.35

Finding the Fourth Proportional to 145,886.43, 201,381.24 and 125,387.35

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Solution

The fourth proportional to 145,886.43, 201,381.24 and 125,387.35 is: 173,084.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,886.43 : 201,381.24 = 125,387.35 : x
  2. Step 2: Convert to fraction form
    145,886.43/201,381.24 = 125,387.35/x
  3. Step 3: Cross multiply
    145,886.43x = 201,381.24 × 125,387.35
  4. Step 4: Simplify right side
    145,886.43x = 25,250,660,023.31
  5. Step 5: Solve for x
    x = 25,250,660,023.31/145,886.43
  6. Step 6: Final answer
    x = 173,084.36

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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.