Home / 239,294.04-330,225.87-130,397.64

Finding the Fourth Proportional to 239,294.04, 330,225.87 and 130,397.64

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Solution

The fourth proportional to 239,294.04, 330,225.87 and 130,397.64 is: 179,948.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,294.04 : 330,225.87 = 130,397.64 : x
  2. Step 2: Convert to fraction form
    239,294.04/330,225.87 = 130,397.64/x
  3. Step 3: Cross multiply
    239,294.04x = 330,225.87 × 130,397.64
  4. Step 4: Simplify right side
    239,294.04x = 43,060,674,114.95
  5. Step 5: Solve for x
    x = 43,060,674,114.95/239,294.04
  6. Step 6: Final answer
    x = 179,948.79

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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.