Home / 149,557.20-224,422.20-56,072.40

Finding the Fourth Proportional to 149,557.20, 224,422.20 and 56,072.40

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Solution

The fourth proportional to 149,557.20, 224,422.20 and 56,072.40 is: 84,140.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,557.20 : 224,422.20 = 56,072.40 : x
  2. Step 2: Convert to fraction form
    149,557.20/224,422.20 = 56,072.40/x
  3. Step 3: Cross multiply
    149,557.20x = 224,422.20 × 56,072.40
  4. Step 4: Simplify right side
    149,557.20x = 12,583,891,367.28
  5. Step 5: Solve for x
    x = 12,583,891,367.28/149,557.20
  6. Step 6: Final answer
    x = 84,140.99

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1.5x scale

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.