Home / 148,836.86-205,276.08-97,901.90

Finding the Fourth Proportional to 148,836.86, 205,276.08 and 97,901.90

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Solution

The fourth proportional to 148,836.86, 205,276.08 and 97,901.90 is: 135,026.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,836.86 : 205,276.08 = 97,901.90 : x
  2. Step 2: Convert to fraction form
    148,836.86/205,276.08 = 97,901.90/x
  3. Step 3: Cross multiply
    148,836.86x = 205,276.08 × 97,901.90
  4. Step 4: Simplify right side
    148,836.86x = 20,096,918,256.55
  5. Step 5: Solve for x
    x = 20,096,918,256.55/148,836.86
  6. Step 6: Final answer
    x = 135,026.49

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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.