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Finding the Fourth Proportional to 238,994.42, 358,510.05 and 61,503.17

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Solution

The fourth proportional to 238,994.42, 358,510.05 and 61,503.17 is: 92,259.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,994.42 : 358,510.05 = 61,503.17 : x
  2. Step 2: Convert to fraction form
    238,994.42/358,510.05 = 61,503.17/x
  3. Step 3: Cross multiply
    238,994.42x = 358,510.05 × 61,503.17
  4. Step 4: Simplify right side
    238,994.42x = 22,049,502,759.31
  5. Step 5: Solve for x
    x = 22,049,502,759.31/238,994.42
  6. Step 6: Final answer
    x = 92,259.49

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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.