Home / 88,508.51-122,143.14-48,222.26

Finding the Fourth Proportional to 88,508.51, 122,143.14 and 48,222.26

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Solution

The fourth proportional to 88,508.51, 122,143.14 and 48,222.26 is: 66,547.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,508.51 : 122,143.14 = 48,222.26 : x
  2. Step 2: Convert to fraction form
    88,508.51/122,143.14 = 48,222.26/x
  3. Step 3: Cross multiply
    88,508.51x = 122,143.14 × 48,222.26
  4. Step 4: Simplify right side
    88,508.51x = 5,890,018,101.62
  5. Step 5: Solve for x
    x = 5,890,018,101.62/88,508.51
  6. Step 6: Final answer
    x = 66,547.48

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1.5x scale

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.