Home / 157,862.07-235,641.53-137,932.83

Finding the Fourth Proportional to 157,862.07, 235,641.53 and 137,932.83

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Solution

The fourth proportional to 157,862.07, 235,641.53 and 137,932.83 is: 205,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,862.07 : 235,641.53 = 137,932.83 : x
  2. Step 2: Convert to fraction form
    157,862.07/235,641.53 = 137,932.83/x
  3. Step 3: Cross multiply
    157,862.07x = 235,641.53 × 137,932.83
  4. Step 4: Simplify right side
    157,862.07x = 32,502,703,443.26
  5. Step 5: Solve for x
    x = 32,502,703,443.26/157,862.07
  6. Step 6: Final answer
    x = 205,893.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.