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Finding the Fourth Proportional to 242,167.93, 334,207.72 and 134,738.20

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Solution

The fourth proportional to 242,167.93, 334,207.72 and 134,738.20 is: 185,947.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,167.93 : 334,207.72 = 134,738.20 : x
  2. Step 2: Convert to fraction form
    242,167.93/334,207.72 = 134,738.20/x
  3. Step 3: Cross multiply
    242,167.93x = 334,207.72 × 134,738.20
  4. Step 4: Simplify right side
    242,167.93x = 45,030,547,205.09
  5. Step 5: Solve for x
    x = 45,030,547,205.09/242,167.93
  6. Step 6: Final answer
    x = 185,947.61

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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.