Home / 358,087.42-537,166.20-130,444.90

Finding the Fourth Proportional to 358,087.42, 537,166.20 and 130,444.90

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Solution

The fourth proportional to 358,087.42, 537,166.20 and 130,444.90 is: 195,680.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,087.42 : 537,166.20 = 130,444.90 : x
  2. Step 2: Convert to fraction form
    358,087.42/537,166.20 = 130,444.90/x
  3. Step 3: Cross multiply
    358,087.42x = 537,166.20 × 130,444.90
  4. Step 4: Simplify right side
    358,087.42x = 70,070,591,242.38
  5. Step 5: Solve for x
    x = 70,070,591,242.38/358,087.42
  6. Step 6: Final answer
    x = 195,680.13

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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.