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Finding the Fourth Proportional to 96,374.60, 144,561.90 and 34,051.40

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Solution

The fourth proportional to 96,374.60, 144,561.90 and 34,051.40 is: 51,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,374.60 : 144,561.90 = 34,051.40 : x
  2. Step 2: Convert to fraction form
    96,374.60/144,561.90 = 34,051.40/x
  3. Step 3: Cross multiply
    96,374.60x = 144,561.90 × 34,051.40
  4. Step 4: Simplify right side
    96,374.60x = 4,922,535,081.66
  5. Step 5: Solve for x
    x = 4,922,535,081.66/96,374.60
  6. Step 6: Final answer
    x = 51,077.10

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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.