Home / 90,184.68-135,285.02-23,624.55

Finding the Fourth Proportional to 90,184.68, 135,285.02 and 23,624.55

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Solution

The fourth proportional to 90,184.68, 135,285.02 and 23,624.55 is: 35,438.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,184.68 : 135,285.02 = 23,624.55 : x
  2. Step 2: Convert to fraction form
    90,184.68/135,285.02 = 23,624.55/x
  3. Step 3: Cross multiply
    90,184.68x = 135,285.02 × 23,624.55
  4. Step 4: Simplify right side
    90,184.68x = 3,196,047,601.12
  5. Step 5: Solve for x
    x = 3,196,047,601.12/90,184.68
  6. Step 6: Final answer
    x = 35,438.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.