Home / 90,454.95-124,835.28-50,181.69

Finding the Fourth Proportional to 90,454.95, 124,835.28 and 50,181.69

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Solution

The fourth proportional to 90,454.95, 124,835.28 and 50,181.69 is: 69,254.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,454.95 : 124,835.28 = 50,181.69 : x
  2. Step 2: Convert to fraction form
    90,454.95/124,835.28 = 50,181.69/x
  3. Step 3: Cross multiply
    90,454.95x = 124,835.28 × 50,181.69
  4. Step 4: Simplify right side
    90,454.95x = 6,264,445,322.02
  5. Step 5: Solve for x
    x = 6,264,445,322.02/90,454.95
  6. Step 6: Final answer
    x = 69,254.86

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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.