Home / 98,823.71-136,376.94-53,502.17

Finding the Fourth Proportional to 98,823.71, 136,376.94 and 53,502.17

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Solution

The fourth proportional to 98,823.71, 136,376.94 and 53,502.17 is: 73,833.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,823.71 : 136,376.94 = 53,502.17 : x
  2. Step 2: Convert to fraction form
    98,823.71/136,376.94 = 53,502.17/x
  3. Step 3: Cross multiply
    98,823.71x = 136,376.94 × 53,502.17
  4. Step 4: Simplify right side
    98,823.71x = 7,296,462,227.96
  5. Step 5: Solve for x
    x = 7,296,462,227.96/98,823.71
  6. Step 6: Final answer
    x = 73,833.11

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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.