Home / 92,967.18-128,284.56-52,680.24

Finding the Fourth Proportional to 92,967.18, 128,284.56 and 52,680.24

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Solution

The fourth proportional to 92,967.18, 128,284.56 and 52,680.24 is: 72,692.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,967.18 : 128,284.56 = 52,680.24 : x
  2. Step 2: Convert to fraction form
    92,967.18/128,284.56 = 52,680.24/x
  3. Step 3: Cross multiply
    92,967.18x = 128,284.56 × 52,680.24
  4. Step 4: Simplify right side
    92,967.18x = 6,758,061,409.09
  5. Step 5: Solve for x
    x = 6,758,061,409.09/92,967.18
  6. Step 6: Final answer
    x = 72,692.98

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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.