Home / 121,337.02-182,014.17-42,471.10

Finding the Fourth Proportional to 121,337.02, 182,014.17 and 42,471.10

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Solution

The fourth proportional to 121,337.02, 182,014.17 and 42,471.10 is: 63,709.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,337.02 : 182,014.17 = 42,471.10 : x
  2. Step 2: Convert to fraction form
    121,337.02/182,014.17 = 42,471.10/x
  3. Step 3: Cross multiply
    121,337.02x = 182,014.17 × 42,471.10
  4. Step 4: Simplify right side
    121,337.02x = 7,730,342,015.49
  5. Step 5: Solve for x
    x = 7,730,342,015.49/121,337.02
  6. Step 6: Final answer
    x = 63,709.67

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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.