Home / 162,192.20-243,294.93-55,649.43

Finding the Fourth Proportional to 162,192.20, 243,294.93 and 55,649.43

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Solution

The fourth proportional to 162,192.20, 243,294.93 and 55,649.43 is: 83,476.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,192.20 : 243,294.93 = 55,649.43 : x
  2. Step 2: Convert to fraction form
    162,192.20/243,294.93 = 55,649.43/x
  3. Step 3: Cross multiply
    162,192.20x = 243,294.93 × 55,649.43
  4. Step 4: Simplify right side
    162,192.20x = 13,539,224,176.39
  5. Step 5: Solve for x
    x = 13,539,224,176.39/162,192.20
  6. Step 6: Final answer
    x = 83,476.42

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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.