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Finding the Fourth Proportional to 159,064.56, 238,598.50 and 46,746.78

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Solution

The fourth proportional to 159,064.56, 238,598.50 and 46,746.78 is: 70,120.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,064.56 : 238,598.50 = 46,746.78 : x
  2. Step 2: Convert to fraction form
    159,064.56/238,598.50 = 46,746.78/x
  3. Step 3: Cross multiply
    159,064.56x = 238,598.50 × 46,746.78
  4. Step 4: Simplify right side
    159,064.56x = 11,153,711,587.83
  5. Step 5: Solve for x
    x = 11,153,711,587.83/159,064.56
  6. Step 6: Final answer
    x = 70,120.66

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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.