Home / 149,026.40-223,345.20-60,207.20

Finding the Fourth Proportional to 149,026.40, 223,345.20 and 60,207.20

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Solution

The fourth proportional to 149,026.40, 223,345.20 and 60,207.20 is: 90,232.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,026.40 : 223,345.20 = 60,207.20 : x
  2. Step 2: Convert to fraction form
    149,026.40/223,345.20 = 60,207.20/x
  3. Step 3: Cross multiply
    149,026.40x = 223,345.20 × 60,207.20
  4. Step 4: Simplify right side
    149,026.40x = 13,446,989,125.44
  5. Step 5: Solve for x
    x = 13,446,989,125.44/149,026.40
  6. Step 6: Final answer
    x = 90,232.26

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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.