Home / 88,512.26-122,130.02-52,225.12

Finding the Fourth Proportional to 88,512.26, 122,130.02 and 52,225.12

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Solution

The fourth proportional to 88,512.26, 122,130.02 and 52,225.12 is: 72,060.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,512.26 : 122,130.02 = 52,225.12 : x
  2. Step 2: Convert to fraction form
    88,512.26/122,130.02 = 52,225.12/x
  3. Step 3: Cross multiply
    88,512.26x = 122,130.02 × 52,225.12
  4. Step 4: Simplify right side
    88,512.26x = 6,378,254,950.10
  5. Step 5: Solve for x
    x = 6,378,254,950.10/88,512.26
  6. Step 6: Final answer
    x = 72,060.69

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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.