Home / 248,083.57-342,209.17-156,056.18

Finding the Fourth Proportional to 248,083.57, 342,209.17 and 156,056.18

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Solution

The fourth proportional to 248,083.57, 342,209.17 and 156,056.18 is: 215,265.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,083.57 : 342,209.17 = 156,056.18 : x
  2. Step 2: Convert to fraction form
    248,083.57/342,209.17 = 156,056.18/x
  3. Step 3: Cross multiply
    248,083.57x = 342,209.17 × 156,056.18
  4. Step 4: Simplify right side
    248,083.57x = 53,403,855,831.17
  5. Step 5: Solve for x
    x = 53,403,855,831.17/248,083.57
  6. Step 6: Final answer
    x = 215,265.59

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1.5x scale

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.