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Finding the Fourth Proportional to 61,570.07, 84,966.71 and 33,275.76

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Solution

The fourth proportional to 61,570.07, 84,966.71 and 33,275.76 is: 45,920.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,570.07 : 84,966.71 = 33,275.76 : x
  2. Step 2: Convert to fraction form
    61,570.07/84,966.71 = 33,275.76/x
  3. Step 3: Cross multiply
    61,570.07x = 84,966.71 × 33,275.76
  4. Step 4: Simplify right side
    61,570.07x = 2,827,331,683.57
  5. Step 5: Solve for x
    x = 2,827,331,683.57/61,570.07
  6. Step 6: Final answer
    x = 45,920.56

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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.