Home / 64,219.91-88,620.33-35,539.07

Finding the Fourth Proportional to 64,219.91, 88,620.33 and 35,539.07

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Solution

The fourth proportional to 64,219.91, 88,620.33 and 35,539.07 is: 49,042.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,219.91 : 88,620.33 = 35,539.07 : x
  2. Step 2: Convert to fraction form
    64,219.91/88,620.33 = 35,539.07/x
  3. Step 3: Cross multiply
    64,219.91x = 88,620.33 × 35,539.07
  4. Step 4: Simplify right side
    64,219.91x = 3,149,484,111.29
  5. Step 5: Solve for x
    x = 3,149,484,111.29/64,219.91
  6. Step 6: Final answer
    x = 49,042.18

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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.