Home / 46,931.76-70,229.88-40,764.42

Finding the Fourth Proportional to 46,931.76, 70,229.88 and 40,764.42

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Solution

The fourth proportional to 46,931.76, 70,229.88 and 40,764.42 is: 61,000.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,931.76 : 70,229.88 = 40,764.42 : x
  2. Step 2: Convert to fraction form
    46,931.76/70,229.88 = 40,764.42/x
  3. Step 3: Cross multiply
    46,931.76x = 70,229.88 × 40,764.42
  4. Step 4: Simplify right side
    46,931.76x = 2,862,880,324.87
  5. Step 5: Solve for x
    x = 2,862,880,324.87/46,931.76
  6. Step 6: Final answer
    x = 61,000.92

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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.