Home / 141,410.19-195,146.55-77,752.02

Finding the Fourth Proportional to 141,410.19, 195,146.55 and 77,752.02

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Solution

The fourth proportional to 141,410.19, 195,146.55 and 77,752.02 is: 107,298.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,410.19 : 195,146.55 = 77,752.02 : x
  2. Step 2: Convert to fraction form
    141,410.19/195,146.55 = 77,752.02/x
  3. Step 3: Cross multiply
    141,410.19x = 195,146.55 × 77,752.02
  4. Step 4: Simplify right side
    141,410.19x = 15,173,038,458.53
  5. Step 5: Solve for x
    x = 15,173,038,458.53/141,410.19
  6. Step 6: Final answer
    x = 107,298.06

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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.