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Finding the Fourth Proportional to 60,185.16, 90,292.32 and 18,065.16

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Solution

The fourth proportional to 60,185.16, 90,292.32 and 18,065.16 is: 27,102.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,185.16 : 90,292.32 = 18,065.16 : x
  2. Step 2: Convert to fraction form
    60,185.16/90,292.32 = 18,065.16/x
  3. Step 3: Cross multiply
    60,185.16x = 90,292.32 × 18,065.16
  4. Step 4: Simplify right side
    60,185.16x = 1,631,145,207.57
  5. Step 5: Solve for x
    x = 1,631,145,207.57/60,185.16
  6. Step 6: Final answer
    x = 27,102.12

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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.