Home / 134,454.72-201,649.28-55,591.50

Finding the Fourth Proportional to 134,454.72, 201,649.28 and 55,591.50

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Solution

The fourth proportional to 134,454.72, 201,649.28 and 55,591.50 is: 83,373.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,454.72 : 201,649.28 = 55,591.50 : x
  2. Step 2: Convert to fraction form
    134,454.72/201,649.28 = 55,591.50/x
  3. Step 3: Cross multiply
    134,454.72x = 201,649.28 × 55,591.50
  4. Step 4: Simplify right side
    134,454.72x = 11,209,985,671.16
  5. Step 5: Solve for x
    x = 11,209,985,671.16/134,454.72
  6. Step 6: Final answer
    x = 83,373.69

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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.