Home / 130,456.17-195,712.14-40,496.90

Finding the Fourth Proportional to 130,456.17, 195,712.14 and 40,496.90

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Solution

The fourth proportional to 130,456.17, 195,712.14 and 40,496.90 is: 60,754.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,456.17 : 195,712.14 = 40,496.90 : x
  2. Step 2: Convert to fraction form
    130,456.17/195,712.14 = 40,496.90/x
  3. Step 3: Cross multiply
    130,456.17x = 195,712.14 × 40,496.90
  4. Step 4: Simplify right side
    130,456.17x = 7,925,734,962.37
  5. Step 5: Solve for x
    x = 7,925,734,962.37/130,456.17
  6. Step 6: Final answer
    x = 60,754.01

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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.