Home / 102,868.17-141,973.19-62,574.11

Finding the Fourth Proportional to 102,868.17, 141,973.19 and 62,574.11

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Solution

The fourth proportional to 102,868.17, 141,973.19 and 62,574.11 is: 86,361.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,868.17 : 141,973.19 = 62,574.11 : x
  2. Step 2: Convert to fraction form
    102,868.17/141,973.19 = 62,574.11/x
  3. Step 3: Cross multiply
    102,868.17x = 141,973.19 × 62,574.11
  4. Step 4: Simplify right side
    102,868.17x = 8,883,846,008.11
  5. Step 5: Solve for x
    x = 8,883,846,008.11/102,868.17
  6. Step 6: Final answer
    x = 86,361.47

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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.