Home / 141,460.47-195,215.99-77,802.27

Finding the Fourth Proportional to 141,460.47, 195,215.99 and 77,802.27

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Solution

The fourth proportional to 141,460.47, 195,215.99 and 77,802.27 is: 107,367.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,460.47 : 195,215.99 = 77,802.27 : x
  2. Step 2: Convert to fraction form
    141,460.47/195,215.99 = 77,802.27/x
  3. Step 3: Cross multiply
    141,460.47x = 195,215.99 × 77,802.27
  4. Step 4: Simplify right side
    141,460.47x = 15,188,246,773.29
  5. Step 5: Solve for x
    x = 15,188,246,773.29/141,460.47
  6. Step 6: Final answer
    x = 107,367.43

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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.