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Finding the Fourth Proportional to 66,653.04, 100,004.52 and 34,612.14

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Solution

The fourth proportional to 66,653.04, 100,004.52 and 34,612.14 is: 51,931.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,653.04 : 100,004.52 = 34,612.14 : x
  2. Step 2: Convert to fraction form
    66,653.04/100,004.52 = 34,612.14/x
  3. Step 3: Cross multiply
    66,653.04x = 100,004.52 × 34,612.14
  4. Step 4: Simplify right side
    66,653.04x = 3,461,370,446.87
  5. Step 5: Solve for x
    x = 3,461,370,446.87/66,653.04
  6. Step 6: Final answer
    x = 51,931.17

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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.