Home / 295,624.10-442,925.85-137,528.30

Finding the Fourth Proportional to 295,624.10, 442,925.85 and 137,528.30

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Solution

The fourth proportional to 295,624.10, 442,925.85 and 137,528.30 is: 206,055.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,624.10 : 442,925.85 = 137,528.30 : x
  2. Step 2: Convert to fraction form
    295,624.10/442,925.85 = 137,528.30/x
  3. Step 3: Cross multiply
    295,624.10x = 442,925.85 × 137,528.30
  4. Step 4: Simplify right side
    295,624.10x = 60,914,839,176.56
  5. Step 5: Solve for x
    x = 60,914,839,176.56/295,624.10
  6. Step 6: Final answer
    x = 206,055.05

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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.