Home / 67,927.04-93,718.26-39,612.68

Finding the Fourth Proportional to 67,927.04, 93,718.26 and 39,612.68

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Solution

The fourth proportional to 67,927.04, 93,718.26 and 39,612.68 is: 54,653.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,927.04 : 93,718.26 = 39,612.68 : x
  2. Step 2: Convert to fraction form
    67,927.04/93,718.26 = 39,612.68/x
  3. Step 3: Cross multiply
    67,927.04x = 93,718.26 × 39,612.68
  4. Step 4: Simplify right side
    67,927.04x = 3,712,431,443.54
  5. Step 5: Solve for x
    x = 3,712,431,443.54/67,927.04
  6. Step 6: Final answer
    x = 54,653.22

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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.