Home / 212,033.96-292,600.68-121,386.92

Finding the Fourth Proportional to 212,033.96, 292,600.68 and 121,386.92

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Solution

The fourth proportional to 212,033.96, 292,600.68 and 121,386.92 is: 167,510.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,033.96 : 292,600.68 = 121,386.92 : x
  2. Step 2: Convert to fraction form
    212,033.96/292,600.68 = 121,386.92/x
  3. Step 3: Cross multiply
    212,033.96x = 292,600.68 × 121,386.92
  4. Step 4: Simplify right side
    212,033.96x = 35,517,895,335.11
  5. Step 5: Solve for x
    x = 35,517,895,335.11/212,033.96
  6. Step 6: Final answer
    x = 167,510.41

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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.