Home / 90,246.15-124,500.58-54,416.25

Finding the Fourth Proportional to 90,246.15, 124,500.58 and 54,416.25

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Solution

The fourth proportional to 90,246.15, 124,500.58 and 54,416.25 is: 75,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,246.15 : 124,500.58 = 54,416.25 : x
  2. Step 2: Convert to fraction form
    90,246.15/124,500.58 = 54,416.25/x
  3. Step 3: Cross multiply
    90,246.15x = 124,500.58 × 54,416.25
  4. Step 4: Simplify right side
    90,246.15x = 6,774,855,017.26
  5. Step 5: Solve for x
    x = 6,774,855,017.26/90,246.15
  6. Step 6: Final answer
    x = 75,070.85

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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.