Home / 67,845.60-93,612.24-39,547.44

Finding the Fourth Proportional to 67,845.60, 93,612.24 and 39,547.44

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Solution

The fourth proportional to 67,845.60, 93,612.24 and 39,547.44 is: 54,566.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,845.60 : 93,612.24 = 39,547.44 : x
  2. Step 2: Convert to fraction form
    67,845.60/93,612.24 = 39,547.44/x
  3. Step 3: Cross multiply
    67,845.60x = 93,612.24 × 39,547.44
  4. Step 4: Simplify right side
    67,845.60x = 3,702,124,444.67
  5. Step 5: Solve for x
    x = 3,702,124,444.67/67,845.60
  6. Step 6: Final answer
    x = 54,566.91

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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.