Home / 149,139.60-223,536.60-60,349.20

Finding the Fourth Proportional to 149,139.60, 223,536.60 and 60,349.20

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Solution

The fourth proportional to 149,139.60, 223,536.60 and 60,349.20 is: 90,453.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,139.60 : 223,536.60 = 60,349.20 : x
  2. Step 2: Convert to fraction form
    149,139.60/223,536.60 = 60,349.20/x
  3. Step 3: Cross multiply
    149,139.60x = 223,536.60 × 60,349.20
  4. Step 4: Simplify right side
    149,139.60x = 13,490,254,980.72
  5. Step 5: Solve for x
    x = 13,490,254,980.72/149,139.60
  6. Step 6: Final answer
    x = 90,453.88

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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.