Home / 239,032.60-358,465.20-70,508.12

Finding the Fourth Proportional to 239,032.60, 358,465.20 and 70,508.12

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Solution

The fourth proportional to 239,032.60, 358,465.20 and 70,508.12 is: 105,737.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,032.60 : 358,465.20 = 70,508.12 : x
  2. Step 2: Convert to fraction form
    239,032.60/358,465.20 = 70,508.12/x
  3. Step 3: Cross multiply
    239,032.60x = 358,465.20 × 70,508.12
  4. Step 4: Simplify right side
    239,032.60x = 25,274,707,337.42
  5. Step 5: Solve for x
    x = 25,274,707,337.42/239,032.60
  6. Step 6: Final answer
    x = 105,737.49

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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.