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Finding the Fourth Proportional to 342,352.36, 513,424.86 and 93,001.96

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Solution

The fourth proportional to 342,352.36, 513,424.86 and 93,001.96 is: 139,474.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,352.36 : 513,424.86 = 93,001.96 : x
  2. Step 2: Convert to fraction form
    342,352.36/513,424.86 = 93,001.96/x
  3. Step 3: Cross multiply
    342,352.36x = 513,424.86 × 93,001.96
  4. Step 4: Simplify right side
    342,352.36x = 47,749,518,292.73
  5. Step 5: Solve for x
    x = 47,749,518,292.73/342,352.36
  6. Step 6: Final answer
    x = 139,474.77

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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.