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Finding the Fourth Proportional to 148,335.66, 222,478.88 and 53,547.66

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Solution

The fourth proportional to 148,335.66, 222,478.88 and 53,547.66 is: 80,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,335.66 : 222,478.88 = 53,547.66 : x
  2. Step 2: Convert to fraction form
    148,335.66/222,478.88 = 53,547.66/x
  3. Step 3: Cross multiply
    148,335.66x = 222,478.88 × 53,547.66
  4. Step 4: Simplify right side
    148,335.66x = 11,913,223,155.68
  5. Step 5: Solve for x
    x = 11,913,223,155.68/148,335.66
  6. Step 6: Final answer
    x = 80,312.60

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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.