Home / 60,705.04-91,002.08-21,240.62

Finding the Fourth Proportional to 60,705.04, 91,002.08 and 21,240.62

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Solution

The fourth proportional to 60,705.04, 91,002.08 and 21,240.62 is: 31,841.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,705.04 : 91,002.08 = 21,240.62 : x
  2. Step 2: Convert to fraction form
    60,705.04/91,002.08 = 21,240.62/x
  3. Step 3: Cross multiply
    60,705.04x = 91,002.08 × 21,240.62
  4. Step 4: Simplify right side
    60,705.04x = 1,932,940,600.49
  5. Step 5: Solve for x
    x = 1,932,940,600.49/60,705.04
  6. Step 6: Final answer
    x = 31,841.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.