Home / 130,214.32-195,337.10-45,957.09

Finding the Fourth Proportional to 130,214.32, 195,337.10 and 45,957.09

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Solution

The fourth proportional to 130,214.32, 195,337.10 and 45,957.09 is: 68,941.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,214.32 : 195,337.10 = 45,957.09 : x
  2. Step 2: Convert to fraction form
    130,214.32/195,337.10 = 45,957.09/x
  3. Step 3: Cross multiply
    130,214.32x = 195,337.10 × 45,957.09
  4. Step 4: Simplify right side
    130,214.32x = 8,977,124,685.04
  5. Step 5: Solve for x
    x = 8,977,124,685.04/130,214.32
  6. Step 6: Final answer
    x = 68,941.15

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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.