Home / 66,275.79-91,457.85-36,061.23

Finding the Fourth Proportional to 66,275.79, 91,457.85 and 36,061.23

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Solution

The fourth proportional to 66,275.79, 91,457.85 and 36,061.23 is: 49,763.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,275.79 : 91,457.85 = 36,061.23 : x
  2. Step 2: Convert to fraction form
    66,275.79/91,457.85 = 36,061.23/x
  3. Step 3: Cross multiply
    66,275.79x = 91,457.85 × 36,061.23
  4. Step 4: Simplify right side
    66,275.79x = 3,298,082,564.16
  5. Step 5: Solve for x
    x = 3,298,082,564.16/66,275.79
  6. Step 6: Final answer
    x = 49,763.01

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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.