Home / 66,787.16-92,162.70-36,566.69

Finding the Fourth Proportional to 66,787.16, 92,162.70 and 36,566.69

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Solution

The fourth proportional to 66,787.16, 92,162.70 and 36,566.69 is: 50,460.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,787.16 : 92,162.70 = 36,566.69 : x
  2. Step 2: Convert to fraction form
    66,787.16/92,162.70 = 36,566.69/x
  3. Step 3: Cross multiply
    66,787.16x = 92,162.70 × 36,566.69
  4. Step 4: Simplify right side
    66,787.16x = 3,370,084,419.65
  5. Step 5: Solve for x
    x = 3,370,084,419.65/66,787.16
  6. Step 6: Final answer
    x = 50,460.07

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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.