Home / 149,042.80-223,487.40-55,500.40

Finding the Fourth Proportional to 149,042.80, 223,487.40 and 55,500.40

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Solution

The fourth proportional to 149,042.80, 223,487.40 and 55,500.40 is: 83,222.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,042.80 : 223,487.40 = 55,500.40 : x
  2. Step 2: Convert to fraction form
    149,042.80/223,487.40 = 55,500.40/x
  3. Step 3: Cross multiply
    149,042.80x = 223,487.40 × 55,500.40
  4. Step 4: Simplify right side
    149,042.80x = 12,403,640,094.96
  5. Step 5: Solve for x
    x = 12,403,640,094.96/149,042.80
  6. Step 6: Final answer
    x = 83,222.00

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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.