Home / 239,423.16-359,140.20-70,940.33

Finding the Fourth Proportional to 239,423.16, 359,140.20 and 70,940.33

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Solution

The fourth proportional to 239,423.16, 359,140.20 and 70,940.33 is: 106,412.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,423.16 : 359,140.20 = 70,940.33 : x
  2. Step 2: Convert to fraction form
    239,423.16/359,140.20 = 70,940.33/x
  3. Step 3: Cross multiply
    239,423.16x = 359,140.20 × 70,940.33
  4. Step 4: Simplify right side
    239,423.16x = 25,477,522,508.57
  5. Step 5: Solve for x
    x = 25,477,522,508.57/239,423.16
  6. Step 6: Final answer
    x = 106,412.11

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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.