Home / 69,905.28-96,442.20-46,043.76

Finding the Fourth Proportional to 69,905.28, 96,442.20 and 46,043.76

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Solution

The fourth proportional to 69,905.28, 96,442.20 and 46,043.76 is: 63,522.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,905.28 : 96,442.20 = 46,043.76 : x
  2. Step 2: Convert to fraction form
    69,905.28/96,442.20 = 46,043.76/x
  3. Step 3: Cross multiply
    69,905.28x = 96,442.20 × 46,043.76
  4. Step 4: Simplify right side
    69,905.28x = 4,440,561,510.67
  5. Step 5: Solve for x
    x = 4,440,561,510.67/69,905.28
  6. Step 6: Final answer
    x = 63,522.55

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1.5x scale

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.