Home / 49,502.47-68,307.28-31,607.95

Finding the Fourth Proportional to 49,502.47, 68,307.28 and 31,607.95

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Solution

The fourth proportional to 49,502.47, 68,307.28 and 31,607.95 is: 43,615.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,502.47 : 68,307.28 = 31,607.95 : x
  2. Step 2: Convert to fraction form
    49,502.47/68,307.28 = 31,607.95/x
  3. Step 3: Cross multiply
    49,502.47x = 68,307.28 × 31,607.95
  4. Step 4: Simplify right side
    49,502.47x = 2,159,053,090.88
  5. Step 5: Solve for x
    x = 2,159,053,090.88/49,502.47
  6. Step 6: Final answer
    x = 43,615.06

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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.