Home / 242,635.51-334,838.33-140,721.38

Finding the Fourth Proportional to 242,635.51, 334,838.33 and 140,721.38

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Solution

The fourth proportional to 242,635.51, 334,838.33 and 140,721.38 is: 194,196.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,635.51 : 334,838.33 = 140,721.38 : x
  2. Step 2: Convert to fraction form
    242,635.51/334,838.33 = 140,721.38/x
  3. Step 3: Cross multiply
    242,635.51x = 334,838.33 × 140,721.38
  4. Step 4: Simplify right side
    242,635.51x = 47,118,910,552.11
  5. Step 5: Solve for x
    x = 47,118,910,552.11/242,635.51
  6. Step 6: Final answer
    x = 194,196.27

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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.