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Finding the Fourth Proportional to 59,948.60, 89,852.86 and 45,109.84

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Solution

The fourth proportional to 59,948.60, 89,852.86 and 45,109.84 is: 67,612.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,948.60 : 89,852.86 = 45,109.84 : x
  2. Step 2: Convert to fraction form
    59,948.60/89,852.86 = 45,109.84/x
  3. Step 3: Cross multiply
    59,948.60x = 89,852.86 × 45,109.84
  4. Step 4: Simplify right side
    59,948.60x = 4,053,248,138.14
  5. Step 5: Solve for x
    x = 4,053,248,138.14/59,948.60
  6. Step 6: Final answer
    x = 67,612.06

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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.