Home / 148,859.30-223,548.15-78,875.30

Finding the Fourth Proportional to 148,859.30, 223,548.15 and 78,875.30

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Solution

The fourth proportional to 148,859.30, 223,548.15 and 78,875.30 is: 118,450.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,859.30 : 223,548.15 = 78,875.30 : x
  2. Step 2: Convert to fraction form
    148,859.30/223,548.15 = 78,875.30/x
  3. Step 3: Cross multiply
    148,859.30x = 223,548.15 × 78,875.30
  4. Step 4: Simplify right side
    148,859.30x = 17,632,427,395.70
  5. Step 5: Solve for x
    x = 17,632,427,395.70/148,859.30
  6. Step 6: Final answer
    x = 118,450.29

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1.5x scale

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.