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Finding the Fourth Proportional to 137,256.93, 205,879.33 and 37,417.13

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Solution

The fourth proportional to 137,256.93, 205,879.33 and 37,417.13 is: 56,124.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,256.93 : 205,879.33 = 37,417.13 : x
  2. Step 2: Convert to fraction form
    137,256.93/205,879.33 = 37,417.13/x
  3. Step 3: Cross multiply
    137,256.93x = 205,879.33 × 37,417.13
  4. Step 4: Simplify right side
    137,256.93x = 7,703,413,444.35
  5. Step 5: Solve for x
    x = 7,703,413,444.35/137,256.93
  6. Step 6: Final answer
    x = 56,124.04

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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.