Home / 91,314.18-136,971.27-24,754.32

Finding the Fourth Proportional to 91,314.18, 136,971.27 and 24,754.32

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Solution

The fourth proportional to 91,314.18, 136,971.27 and 24,754.32 is: 37,131.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,314.18 : 136,971.27 = 24,754.32 : x
  2. Step 2: Convert to fraction form
    91,314.18/136,971.27 = 24,754.32/x
  3. Step 3: Cross multiply
    91,314.18x = 136,971.27 × 24,754.32
  4. Step 4: Simplify right side
    91,314.18x = 3,390,630,648.39
  5. Step 5: Solve for x
    x = 3,390,630,648.39/91,314.18
  6. Step 6: Final answer
    x = 37,131.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.