Home / 65,528.02-90,428.20-37,233.71

Finding the Fourth Proportional to 65,528.02, 90,428.20 and 37,233.71

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Solution

The fourth proportional to 65,528.02, 90,428.20 and 37,233.71 is: 51,382.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,528.02 : 90,428.20 = 37,233.71 : x
  2. Step 2: Convert to fraction form
    65,528.02/90,428.20 = 37,233.71/x
  3. Step 3: Cross multiply
    65,528.02x = 90,428.20 × 37,233.71
  4. Step 4: Simplify right side
    65,528.02x = 3,366,977,168.50
  5. Step 5: Solve for x
    x = 3,366,977,168.50/65,528.02
  6. Step 6: Final answer
    x = 51,382.25

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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.