Home / 103,293.53-142,547.91-57,974.33

Finding the Fourth Proportional to 103,293.53, 142,547.91 and 57,974.33

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Solution

The fourth proportional to 103,293.53, 142,547.91 and 57,974.33 is: 80,006.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,293.53 : 142,547.91 = 57,974.33 : x
  2. Step 2: Convert to fraction form
    103,293.53/142,547.91 = 57,974.33/x
  3. Step 3: Cross multiply
    103,293.53x = 142,547.91 × 57,974.33
  4. Step 4: Simplify right side
    103,293.53x = 8,264,119,575.15
  5. Step 5: Solve for x
    x = 8,264,119,575.15/103,293.53
  6. Step 6: Final answer
    x = 80,006.17

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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.