Home / 148,964.24-223,376.02-54,128.36

Finding the Fourth Proportional to 148,964.24, 223,376.02 and 54,128.36

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Solution

The fourth proportional to 148,964.24, 223,376.02 and 54,128.36 is: 81,166.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,964.24 : 223,376.02 = 54,128.36 : x
  2. Step 2: Convert to fraction form
    148,964.24/223,376.02 = 54,128.36/x
  3. Step 3: Cross multiply
    148,964.24x = 223,376.02 × 54,128.36
  4. Step 4: Simplify right side
    148,964.24x = 12,090,977,625.93
  5. Step 5: Solve for x
    x = 12,090,977,625.93/148,964.24
  6. Step 6: Final answer
    x = 81,166.98

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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.