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Finding the Fourth Proportional to 146,688.89, 202,365.54 and 95,689.88

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Solution

The fourth proportional to 146,688.89, 202,365.54 and 95,689.88 is: 132,009.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,688.89 : 202,365.54 = 95,689.88 : x
  2. Step 2: Convert to fraction form
    146,688.89/202,365.54 = 95,689.88/x
  3. Step 3: Cross multiply
    146,688.89x = 202,365.54 × 95,689.88
  4. Step 4: Simplify right side
    146,688.89x = 19,364,334,238.74
  5. Step 5: Solve for x
    x = 19,364,334,238.74/146,688.89
  6. Step 6: Final answer
    x = 132,009.55

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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.