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Finding the Fourth Proportional to 244,088.51, 336,813.35 and 140,721.55

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Solution

The fourth proportional to 244,088.51, 336,813.35 and 140,721.55 is: 194,179.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,088.51 : 336,813.35 = 140,721.55 : x
  2. Step 2: Convert to fraction form
    244,088.51/336,813.35 = 140,721.55/x
  3. Step 3: Cross multiply
    244,088.51x = 336,813.35 × 140,721.55
  4. Step 4: Simplify right side
    244,088.51x = 47,396,898,011.08
  5. Step 5: Solve for x
    x = 47,396,898,011.08/244,088.51
  6. Step 6: Final answer
    x = 194,179.14

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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.