Home / 113,243.12-169,865.04-34,358

Finding the Fourth Proportional to 113,243.12, 169,865.04 and 34,358

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Solution

The fourth proportional to 113,243.12, 169,865.04 and 34,358 is: 51,537.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,243.12 : 169,865.04 = 34,358 : x
  2. Step 2: Convert to fraction form
    113,243.12/169,865.04 = 34,358/x
  3. Step 3: Cross multiply
    113,243.12x = 169,865.04 × 34,358
  4. Step 4: Simplify right side
    113,243.12x = 5,836,223,044.32
  5. Step 5: Solve for x
    x = 5,836,223,044.32/113,243.12
  6. Step 6: Final answer
    x = 51,537.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.