Home / 88,491.44-122,110.08-52,690.16

Finding the Fourth Proportional to 88,491.44, 122,110.08 and 52,690.16

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Solution

The fourth proportional to 88,491.44, 122,110.08 and 52,690.16 is: 72,707.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,491.44 : 122,110.08 = 52,690.16 : x
  2. Step 2: Convert to fraction form
    88,491.44/122,110.08 = 52,690.16/x
  3. Step 3: Cross multiply
    88,491.44x = 122,110.08 × 52,690.16
  4. Step 4: Simplify right side
    88,491.44x = 6,433,999,652.81
  5. Step 5: Solve for x
    x = 6,433,999,652.81/88,491.44
  6. Step 6: Final answer
    x = 72,707.59

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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.