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Finding the Fourth Proportional to 148,777.34, 223,141.40 and 48,938.76

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Solution

The fourth proportional to 148,777.34, 223,141.40 and 48,938.76 is: 73,400.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,777.34 : 223,141.40 = 48,938.76 : x
  2. Step 2: Convert to fraction form
    148,777.34/223,141.40 = 48,938.76/x
  3. Step 3: Cross multiply
    148,777.34x = 223,141.40 × 48,938.76
  4. Step 4: Simplify right side
    148,777.34x = 10,920,263,420.66
  5. Step 5: Solve for x
    x = 10,920,263,420.66/148,777.34
  6. Step 6: Final answer
    x = 73,400.04

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1.5x scale

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.