Home / 110,204.16-152,116.11-64,878.54

Finding the Fourth Proportional to 110,204.16, 152,116.11 and 64,878.54

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Solution

The fourth proportional to 110,204.16, 152,116.11 and 64,878.54 is: 89,552.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,204.16 : 152,116.11 = 64,878.54 : x
  2. Step 2: Convert to fraction form
    110,204.16/152,116.11 = 64,878.54/x
  3. Step 3: Cross multiply
    110,204.16x = 152,116.11 × 64,878.54
  4. Step 4: Simplify right side
    110,204.16x = 9,869,071,127.28
  5. Step 5: Solve for x
    x = 9,869,071,127.28/110,204.16
  6. Step 6: Final answer
    x = 89,552.62

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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.