Home / 66,547.98-91,834.56-38,253.06

Finding the Fourth Proportional to 66,547.98, 91,834.56 and 38,253.06

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Solution

The fourth proportional to 66,547.98, 91,834.56 and 38,253.06 is: 52,788.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,547.98 : 91,834.56 = 38,253.06 : x
  2. Step 2: Convert to fraction form
    66,547.98/91,834.56 = 38,253.06/x
  3. Step 3: Cross multiply
    66,547.98x = 91,834.56 × 38,253.06
  4. Step 4: Simplify right side
    66,547.98x = 3,512,952,933.75
  5. Step 5: Solve for x
    x = 3,512,952,933.75/66,547.98
  6. Step 6: Final answer
    x = 52,788.27

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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.