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Finding the Fourth Proportional to 243,525.66, 336,062.07 and 136,097.34

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Solution

The fourth proportional to 243,525.66, 336,062.07 and 136,097.34 is: 187,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,525.66 : 336,062.07 = 136,097.34 : x
  2. Step 2: Convert to fraction form
    243,525.66/336,062.07 = 136,097.34/x
  3. Step 3: Cross multiply
    243,525.66x = 336,062.07 × 136,097.34
  4. Step 4: Simplify right side
    243,525.66x = 45,737,153,801.89
  5. Step 5: Solve for x
    x = 45,737,153,801.89/243,525.66
  6. Step 6: Final answer
    x = 187,812.46

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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.