Home / 88,459.47-122,074.70-48,173.31

Finding the Fourth Proportional to 88,459.47, 122,074.70 and 48,173.31

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Solution

The fourth proportional to 88,459.47, 122,074.70 and 48,173.31 is: 66,479.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,459.47 : 122,074.70 = 48,173.31 : x
  2. Step 2: Convert to fraction form
    88,459.47/122,074.70 = 48,173.31/x
  3. Step 3: Cross multiply
    88,459.47x = 122,074.70 × 48,173.31
  4. Step 4: Simplify right side
    88,459.47x = 5,880,742,125.39
  5. Step 5: Solve for x
    x = 5,880,742,125.39/88,459.47
  6. Step 6: Final answer
    x = 66,479.51

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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.