Home / 86,619.34-119,532.26-48,897.10

Finding the Fourth Proportional to 86,619.34, 119,532.26 and 48,897.10

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Solution

The fourth proportional to 86,619.34, 119,532.26 and 48,897.10 is: 67,476.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,619.34 : 119,532.26 = 48,897.10 : x
  2. Step 2: Convert to fraction form
    86,619.34/119,532.26 = 48,897.10/x
  3. Step 3: Cross multiply
    86,619.34x = 119,532.26 × 48,897.10
  4. Step 4: Simplify right side
    86,619.34x = 5,844,780,870.45
  5. Step 5: Solve for x
    x = 5,844,780,870.45/86,619.34
  6. Step 6: Final answer
    x = 67,476.63

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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.