Home / 61,001.15-84,181.63-34,143.68

Finding the Fourth Proportional to 61,001.15, 84,181.63 and 34,143.68

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Solution

The fourth proportional to 61,001.15, 84,181.63 and 34,143.68 is: 47,118.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,001.15 : 84,181.63 = 34,143.68 : x
  2. Step 2: Convert to fraction form
    61,001.15/84,181.63 = 34,143.68/x
  3. Step 3: Cross multiply
    61,001.15x = 84,181.63 × 34,143.68
  4. Step 4: Simplify right side
    61,001.15x = 2,874,270,352.19
  5. Step 5: Solve for x
    x = 2,874,270,352.19/61,001.15
  6. Step 6: Final answer
    x = 47,118.30

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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.