Home / 242,024.55-334,143.31-156,014.10

Finding the Fourth Proportional to 242,024.55, 334,143.31 and 156,014.10

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Solution

The fourth proportional to 242,024.55, 334,143.31 and 156,014.10 is: 215,395.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,024.55 : 334,143.31 = 156,014.10 : x
  2. Step 2: Convert to fraction form
    242,024.55/334,143.31 = 156,014.10/x
  3. Step 3: Cross multiply
    242,024.55x = 334,143.31 × 156,014.10
  4. Step 4: Simplify right side
    242,024.55x = 52,131,066,109.95
  5. Step 5: Solve for x
    x = 52,131,066,109.95/242,024.55
  6. Step 6: Final answer
    x = 215,395.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.