Home / 130,289.39-195,432.03-41,542.30

Finding the Fourth Proportional to 130,289.39, 195,432.03 and 41,542.30

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Solution

The fourth proportional to 130,289.39, 195,432.03 and 41,542.30 is: 62,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,289.39 : 195,432.03 = 41,542.30 : x
  2. Step 2: Convert to fraction form
    130,289.39/195,432.03 = 41,542.30/x
  3. Step 3: Cross multiply
    130,289.39x = 195,432.03 × 41,542.30
  4. Step 4: Simplify right side
    130,289.39x = 8,118,696,264.16
  5. Step 5: Solve for x
    x = 8,118,696,264.16/130,289.39
  6. Step 6: Final answer
    x = 62,312.80

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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.