Home / 98,733.84-136,252.29-53,411.71

Finding the Fourth Proportional to 98,733.84, 136,252.29 and 53,411.71

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Solution

The fourth proportional to 98,733.84, 136,252.29 and 53,411.71 is: 73,707.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,733.84 : 136,252.29 = 53,411.71 : x
  2. Step 2: Convert to fraction form
    98,733.84/136,252.29 = 53,411.71/x
  3. Step 3: Cross multiply
    98,733.84x = 136,252.29 × 53,411.71
  4. Step 4: Simplify right side
    98,733.84x = 7,277,468,007.42
  5. Step 5: Solve for x
    x = 7,277,468,007.42/98,733.84
  6. Step 6: Final answer
    x = 73,707.94

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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.