Home / 90,016.13-124,222.25-52,292.81

Finding the Fourth Proportional to 90,016.13, 124,222.25 and 52,292.81

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Solution

The fourth proportional to 90,016.13, 124,222.25 and 52,292.81 is: 72,164.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,016.13 : 124,222.25 = 52,292.81 : x
  2. Step 2: Convert to fraction form
    90,016.13/124,222.25 = 52,292.81/x
  3. Step 3: Cross multiply
    90,016.13x = 124,222.25 × 52,292.81
  4. Step 4: Simplify right side
    90,016.13x = 6,495,930,026.64
  5. Step 5: Solve for x
    x = 6,495,930,026.64/90,016.13
  6. Step 6: Final answer
    x = 72,164.07

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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.