Home / 67,210.66-92,763.75-38,547.28

Finding the Fourth Proportional to 67,210.66, 92,763.75 and 38,547.28

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Solution

The fourth proportional to 67,210.66, 92,763.75 and 38,547.28 is: 53,202.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,210.66 : 92,763.75 = 38,547.28 : x
  2. Step 2: Convert to fraction form
    67,210.66/92,763.75 = 38,547.28/x
  3. Step 3: Cross multiply
    67,210.66x = 92,763.75 × 38,547.28
  4. Step 4: Simplify right side
    67,210.66x = 3,575,790,245.10
  5. Step 5: Solve for x
    x = 3,575,790,245.10/67,210.66
  6. Step 6: Final answer
    x = 53,202.72

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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.