Home / 66,169.47-91,312.27-37,095.92

Finding the Fourth Proportional to 66,169.47, 91,312.27 and 37,095.92

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Solution

The fourth proportional to 66,169.47, 91,312.27 and 37,095.92 is: 51,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,169.47 : 91,312.27 = 37,095.92 : x
  2. Step 2: Convert to fraction form
    66,169.47/91,312.27 = 37,095.92/x
  3. Step 3: Cross multiply
    66,169.47x = 91,312.27 × 37,095.92
  4. Step 4: Simplify right side
    66,169.47x = 3,387,312,113.64
  5. Step 5: Solve for x
    x = 3,387,312,113.64/66,169.47
  6. Step 6: Final answer
    x = 51,191.47

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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.