Home / 71,196.05-98,275.28-40,993.40

Finding the Fourth Proportional to 71,196.05, 98,275.28 and 40,993.40

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Solution

The fourth proportional to 71,196.05, 98,275.28 and 40,993.40 is: 56,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,196.05 : 98,275.28 = 40,993.40 : x
  2. Step 2: Convert to fraction form
    71,196.05/98,275.28 = 40,993.40/x
  3. Step 3: Cross multiply
    71,196.05x = 98,275.28 × 40,993.40
  4. Step 4: Simplify right side
    71,196.05x = 4,028,637,903.87
  5. Step 5: Solve for x
    x = 4,028,637,903.87/71,196.05
  6. Step 6: Final answer
    x = 56,585.13

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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.