Home / 72,931.16-100,595.04-44,650.82

Finding the Fourth Proportional to 72,931.16, 100,595.04 and 44,650.82

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Solution

The fourth proportional to 72,931.16, 100,595.04 and 44,650.82 is: 61,587.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,931.16 : 100,595.04 = 44,650.82 : x
  2. Step 2: Convert to fraction form
    72,931.16/100,595.04 = 44,650.82/x
  3. Step 3: Cross multiply
    72,931.16x = 100,595.04 × 44,650.82
  4. Step 4: Simplify right side
    72,931.16x = 4,491,651,023.93
  5. Step 5: Solve for x
    x = 4,491,651,023.93/72,931.16
  6. Step 6: Final answer
    x = 61,587.54

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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.