Home / 148,967.63-223,381.10-54,130.89

Finding the Fourth Proportional to 148,967.63, 223,381.10 and 54,130.89

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Solution

The fourth proportional to 148,967.63, 223,381.10 and 54,130.89 is: 81,170.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,967.63 : 223,381.10 = 54,130.89 : x
  2. Step 2: Convert to fraction form
    148,967.63/223,381.10 = 54,130.89/x
  3. Step 3: Cross multiply
    148,967.63x = 223,381.10 × 54,130.89
  4. Step 4: Simplify right side
    148,967.63x = 12,091,817,481.52
  5. Step 5: Solve for x
    x = 12,091,817,481.52/148,967.63
  6. Step 6: Final answer
    x = 81,170.77

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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.