Home / 148,937.20-223,445.40-64,661.20

Finding the Fourth Proportional to 148,937.20, 223,445.40 and 64,661.20

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Solution

The fourth proportional to 148,937.20, 223,445.40 and 64,661.20 is: 97,008.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,937.20 : 223,445.40 = 64,661.20 : x
  2. Step 2: Convert to fraction form
    148,937.20/223,445.40 = 64,661.20/x
  3. Step 3: Cross multiply
    148,937.20x = 223,445.40 × 64,661.20
  4. Step 4: Simplify right side
    148,937.20x = 14,448,247,698.48
  5. Step 5: Solve for x
    x = 14,448,247,698.48/148,937.20
  6. Step 6: Final answer
    x = 97,008.99

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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.