Home / 131,822.32-197,767.19-38,328.07

Finding the Fourth Proportional to 131,822.32, 197,767.19 and 38,328.07

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Solution

The fourth proportional to 131,822.32, 197,767.19 and 38,328.07 is: 57,501.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,822.32 : 197,767.19 = 38,328.07 : x
  2. Step 2: Convert to fraction form
    131,822.32/197,767.19 = 38,328.07/x
  3. Step 3: Cross multiply
    131,822.32x = 197,767.19 × 38,328.07
  4. Step 4: Simplify right side
    131,822.32x = 7,580,034,702.02
  5. Step 5: Solve for x
    x = 7,580,034,702.02/131,822.32
  6. Step 6: Final answer
    x = 57,501.91

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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.