Home / 61,680.60-85,119.08-33,386.32

Finding the Fourth Proportional to 61,680.60, 85,119.08 and 33,386.32

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Solution

The fourth proportional to 61,680.60, 85,119.08 and 33,386.32 is: 46,073.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,680.60 : 85,119.08 = 33,386.32 : x
  2. Step 2: Convert to fraction form
    61,680.60/85,119.08 = 33,386.32/x
  3. Step 3: Cross multiply
    61,680.60x = 85,119.08 × 33,386.32
  4. Step 4: Simplify right side
    61,680.60x = 2,841,812,842.99
  5. Step 5: Solve for x
    x = 2,841,812,842.99/61,680.60
  6. Step 6: Final answer
    x = 46,073.04

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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.