Home / 65,922.53-90,973.15-35,707.91

Finding the Fourth Proportional to 65,922.53, 90,973.15 and 35,707.91

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Solution

The fourth proportional to 65,922.53, 90,973.15 and 35,707.91 is: 49,276.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,922.53 : 90,973.15 = 35,707.91 : x
  2. Step 2: Convert to fraction form
    65,922.53/90,973.15 = 35,707.91/x
  3. Step 3: Cross multiply
    65,922.53x = 90,973.15 × 35,707.91
  4. Step 4: Simplify right side
    65,922.53x = 3,248,461,052.62
  5. Step 5: Solve for x
    x = 3,248,461,052.62/65,922.53
  6. Step 6: Final answer
    x = 49,276.95

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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.