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Finding the Fourth Proportional to 238,508.40, 357,774.85 and 61,016.94

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Solution

The fourth proportional to 238,508.40, 357,774.85 and 61,016.94 is: 91,528.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,508.40 : 357,774.85 = 61,016.94 : x
  2. Step 2: Convert to fraction form
    238,508.40/357,774.85 = 61,016.94/x
  3. Step 3: Cross multiply
    238,508.40x = 357,774.85 × 61,016.94
  4. Step 4: Simplify right side
    238,508.40x = 21,830,326,555.96
  5. Step 5: Solve for x
    x = 21,830,326,555.96/238,508.40
  6. Step 6: Final answer
    x = 91,528.54

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1.5x scale

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.