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Finding the Fourth Proportional to 237,842.66, 328,210.26 and 135,848.10

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Solution

The fourth proportional to 237,842.66, 328,210.26 and 135,848.10 is: 187,463.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,842.66 : 328,210.26 = 135,848.10 : x
  2. Step 2: Convert to fraction form
    237,842.66/328,210.26 = 135,848.10/x
  3. Step 3: Cross multiply
    237,842.66x = 328,210.26 × 135,848.10
  4. Step 4: Simplify right side
    237,842.66x = 44,586,740,221.51
  5. Step 5: Solve for x
    x = 44,586,740,221.51/237,842.66
  6. Step 6: Final answer
    x = 187,463.18

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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.