Home / 107,382.86-148,188.69-59,636.21

Finding the Fourth Proportional to 107,382.86, 148,188.69 and 59,636.21

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Solution

The fourth proportional to 107,382.86, 148,188.69 and 59,636.21 is: 82,298.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,382.86 : 148,188.69 = 59,636.21 : x
  2. Step 2: Convert to fraction form
    107,382.86/148,188.69 = 59,636.21/x
  3. Step 3: Cross multiply
    107,382.86x = 148,188.69 × 59,636.21
  4. Step 4: Simplify right side
    107,382.86x = 8,837,411,836.46
  5. Step 5: Solve for x
    x = 8,837,411,836.46/107,382.86
  6. Step 6: Final answer
    x = 82,298.16

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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.