Home / 110,202.31-152,068.57-61,806.23

Finding the Fourth Proportional to 110,202.31, 152,068.57 and 61,806.23

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Solution

The fourth proportional to 110,202.31, 152,068.57 and 61,806.23 is: 85,286.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,202.31 : 152,068.57 = 61,806.23 : x
  2. Step 2: Convert to fraction form
    110,202.31/152,068.57 = 61,806.23/x
  3. Step 3: Cross multiply
    110,202.31x = 152,068.57 × 61,806.23
  4. Step 4: Simplify right side
    110,202.31x = 9,398,785,013.19
  5. Step 5: Solve for x
    x = 9,398,785,013.19/110,202.31
  6. Step 6: Final answer
    x = 85,286.64

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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.