Home / 71,315.24-98,392.83-47,445.95

Finding the Fourth Proportional to 71,315.24, 98,392.83 and 47,445.95

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Solution

The fourth proportional to 71,315.24, 98,392.83 and 47,445.95 is: 65,460.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,315.24 : 98,392.83 = 47,445.95 : x
  2. Step 2: Convert to fraction form
    71,315.24/98,392.83 = 47,445.95/x
  3. Step 3: Cross multiply
    71,315.24x = 98,392.83 × 47,445.95
  4. Step 4: Simplify right side
    71,315.24x = 4,668,341,360.60
  5. Step 5: Solve for x
    x = 4,668,341,360.60/71,315.24
  6. Step 6: Final answer
    x = 65,460.65

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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.