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Finding the Fourth Proportional to 146,006.71, 201,470.95 and 85,563.52

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Solution

The fourth proportional to 146,006.71, 201,470.95 and 85,563.52 is: 118,066.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,006.71 : 201,470.95 = 85,563.52 : x
  2. Step 2: Convert to fraction form
    146,006.71/201,470.95 = 85,563.52/x
  3. Step 3: Cross multiply
    146,006.71x = 201,470.95 × 85,563.52
  4. Step 4: Simplify right side
    146,006.71x = 17,238,563,659.74
  5. Step 5: Solve for x
    x = 17,238,563,659.74/146,006.71
  6. Step 6: Final answer
    x = 118,066.93

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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.