Home / 148,970.07-223,384.86-54,133.55

Finding the Fourth Proportional to 148,970.07, 223,384.86 and 54,133.55

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Solution

The fourth proportional to 148,970.07, 223,384.86 and 54,133.55 is: 81,174.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,970.07 : 223,384.86 = 54,133.55 : x
  2. Step 2: Convert to fraction form
    148,970.07/223,384.86 = 54,133.55/x
  3. Step 3: Cross multiply
    148,970.07x = 223,384.86 × 54,133.55
  4. Step 4: Simplify right side
    148,970.07x = 12,092,614,371.13
  5. Step 5: Solve for x
    x = 12,092,614,371.13/148,970.07
  6. Step 6: Final answer
    x = 81,174.79

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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.