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Finding the Fourth Proportional to 248,859.40, 373,052.61 and 158,648.89

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Solution

The fourth proportional to 248,859.40, 373,052.61 and 158,648.89 is: 237,822.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,859.40 : 373,052.61 = 158,648.89 : x
  2. Step 2: Convert to fraction form
    248,859.40/373,052.61 = 158,648.89/x
  3. Step 3: Cross multiply
    248,859.40x = 373,052.61 × 158,648.89
  4. Step 4: Simplify right side
    248,859.40x = 59,184,382,488.10
  5. Step 5: Solve for x
    x = 59,184,382,488.10/248,859.40
  6. Step 6: Final answer
    x = 237,822.57

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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.