Home / 134,088.02-201,129.38-54,123.86

Finding the Fourth Proportional to 134,088.02, 201,129.38 and 54,123.86

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Solution

The fourth proportional to 134,088.02, 201,129.38 and 54,123.86 is: 81,184.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,088.02 : 201,129.38 = 54,123.86 : x
  2. Step 2: Convert to fraction form
    134,088.02/201,129.38 = 54,123.86/x
  3. Step 3: Cross multiply
    134,088.02x = 201,129.38 × 54,123.86
  4. Step 4: Simplify right side
    134,088.02x = 10,885,897,128.74
  5. Step 5: Solve for x
    x = 10,885,897,128.74/134,088.02
  6. Step 6: Final answer
    x = 81,184.71

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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.