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Finding the Fourth Proportional to 159,097.54, 238,648.04 and 46,779.90

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Solution

The fourth proportional to 159,097.54, 238,648.04 and 46,779.90 is: 70,170.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,097.54 : 238,648.04 = 46,779.90 : x
  2. Step 2: Convert to fraction form
    159,097.54/238,648.04 = 46,779.90/x
  3. Step 3: Cross multiply
    159,097.54x = 238,648.04 × 46,779.90
  4. Step 4: Simplify right side
    159,097.54x = 11,163,931,446.40
  5. Step 5: Solve for x
    x = 11,163,931,446.40/159,097.54
  6. Step 6: Final answer
    x = 70,170.36

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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.