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Finding the Fourth Proportional to 238,176.66, 357,374.13 and 103,282.08

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Solution

The fourth proportional to 238,176.66, 357,374.13 and 103,282.08 is: 154,970.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,176.66 : 357,374.13 = 103,282.08 : x
  2. Step 2: Convert to fraction form
    238,176.66/357,374.13 = 103,282.08/x
  3. Step 3: Cross multiply
    238,176.66x = 357,374.13 × 103,282.08
  4. Step 4: Simplify right side
    238,176.66x = 36,910,343,484.59
  5. Step 5: Solve for x
    x = 36,910,343,484.59/238,176.66
  6. Step 6: Final answer
    x = 154,970.45

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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.