Home / 88,743.76-122,465.75-48,457.49

Finding the Fourth Proportional to 88,743.76, 122,465.75 and 48,457.49

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Solution

The fourth proportional to 88,743.76, 122,465.75 and 48,457.49 is: 66,870.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,743.76 : 122,465.75 = 48,457.49 : x
  2. Step 2: Convert to fraction form
    88,743.76/122,465.75 = 48,457.49/x
  3. Step 3: Cross multiply
    88,743.76x = 122,465.75 × 48,457.49
  4. Step 4: Simplify right side
    88,743.76x = 5,934,382,001.35
  5. Step 5: Solve for x
    x = 5,934,382,001.35/88,743.76
  6. Step 6: Final answer
    x = 66,870.98

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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.