Home / 107,518.86-148,376.61-59,776.65

Finding the Fourth Proportional to 107,518.86, 148,376.61 and 59,776.65

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Solution

The fourth proportional to 107,518.86, 148,376.61 and 59,776.65 is: 82,492.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,518.86 : 148,376.61 = 59,776.65 : x
  2. Step 2: Convert to fraction form
    107,518.86/148,376.61 = 59,776.65/x
  3. Step 3: Cross multiply
    107,518.86x = 148,376.61 × 59,776.65
  4. Step 4: Simplify right side
    107,518.86x = 8,869,456,684.16
  5. Step 5: Solve for x
    x = 8,869,456,684.16/107,518.86
  6. Step 6: Final answer
    x = 82,492.10

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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.