Home / 242,225.46-334,320.21-141,655.86

Finding the Fourth Proportional to 242,225.46, 334,320.21 and 141,655.86

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Solution

The fourth proportional to 242,225.46, 334,320.21 and 141,655.86 is: 195,513.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,225.46 : 334,320.21 = 141,655.86 : x
  2. Step 2: Convert to fraction form
    242,225.46/334,320.21 = 141,655.86/x
  3. Step 3: Cross multiply
    242,225.46x = 334,320.21 × 141,655.86
  4. Step 4: Simplify right side
    242,225.46x = 47,358,416,862.93
  5. Step 5: Solve for x
    x = 47,358,416,862.93/242,225.46
  6. Step 6: Final answer
    x = 195,513.79

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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.