Home / 90,433.02-124,799.05-50,148.46

Finding the Fourth Proportional to 90,433.02, 124,799.05 and 50,148.46

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Solution

The fourth proportional to 90,433.02, 124,799.05 and 50,148.46 is: 69,205.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,433.02 : 124,799.05 = 50,148.46 : x
  2. Step 2: Convert to fraction form
    90,433.02/124,799.05 = 50,148.46/x
  3. Step 3: Cross multiply
    90,433.02x = 124,799.05 × 50,148.46
  4. Step 4: Simplify right side
    90,433.02x = 6,258,480,166.96
  5. Step 5: Solve for x
    x = 6,258,480,166.96/90,433.02
  6. Step 6: Final answer
    x = 69,205.70

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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.