Home / 65,834.28-90,849.06-37,549.08

Finding the Fourth Proportional to 65,834.28, 90,849.06 and 37,549.08

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Solution

The fourth proportional to 65,834.28, 90,849.06 and 37,549.08 is: 51,816.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,834.28 : 90,849.06 = 37,549.08 : x
  2. Step 2: Convert to fraction form
    65,834.28/90,849.06 = 37,549.08/x
  3. Step 3: Cross multiply
    65,834.28x = 90,849.06 × 37,549.08
  4. Step 4: Simplify right side
    65,834.28x = 3,411,298,621.86
  5. Step 5: Solve for x
    x = 3,411,298,621.86/65,834.28
  6. Step 6: Final answer
    x = 51,816.45

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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.