Home / 92,071.65-127,057.61-51,785.39

Finding the Fourth Proportional to 92,071.65, 127,057.61 and 51,785.39

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Solution

The fourth proportional to 92,071.65, 127,057.61 and 51,785.39 is: 71,463.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,071.65 : 127,057.61 = 51,785.39 : x
  2. Step 2: Convert to fraction form
    92,071.65/127,057.61 = 51,785.39/x
  3. Step 3: Cross multiply
    92,071.65x = 127,057.61 × 51,785.39
  4. Step 4: Simplify right side
    92,071.65x = 6,579,727,886.32
  5. Step 5: Solve for x
    x = 6,579,727,886.32/92,071.65
  6. Step 6: Final answer
    x = 71,463.13

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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.