Home / 242,369.36-334,402.44-156,291.92

Finding the Fourth Proportional to 242,369.36, 334,402.44 and 156,291.92

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Solution

The fourth proportional to 242,369.36, 334,402.44 and 156,291.92 is: 215,639.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,369.36 : 334,402.44 = 156,291.92 : x
  2. Step 2: Convert to fraction form
    242,369.36/334,402.44 = 156,291.92/x
  3. Step 3: Cross multiply
    242,369.36x = 334,402.44 × 156,291.92
  4. Step 4: Simplify right side
    242,369.36x = 52,264,399,400.28
  5. Step 5: Solve for x
    x = 52,264,399,400.28/242,369.36
  6. Step 6: Final answer
    x = 215,639.47

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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.