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Finding the Fourth Proportional to 83,273.14, 114,916.95 and 45,547.39

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Solution

The fourth proportional to 83,273.14, 114,916.95 and 45,547.39 is: 62,855.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,273.14 : 114,916.95 = 45,547.39 : x
  2. Step 2: Convert to fraction form
    83,273.14/114,916.95 = 45,547.39/x
  3. Step 3: Cross multiply
    83,273.14x = 114,916.95 × 45,547.39
  4. Step 4: Simplify right side
    83,273.14x = 5,234,167,139.26
  5. Step 5: Solve for x
    x = 5,234,167,139.26/83,273.14
  6. Step 6: Final answer
    x = 62,855.41

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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.