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Finding the Fourth Proportional to 159,582.40, 239,373.60 and 93,097.60

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Solution

The fourth proportional to 159,582.40, 239,373.60 and 93,097.60 is: 139,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,582.40 : 239,373.60 = 93,097.60 : x
  2. Step 2: Convert to fraction form
    159,582.40/239,373.60 = 93,097.60/x
  3. Step 3: Cross multiply
    159,582.40x = 239,373.60 × 93,097.60
  4. Step 4: Simplify right side
    159,582.40x = 22,285,107,663.36
  5. Step 5: Solve for x
    x = 22,285,107,663.36/159,582.40
  6. Step 6: Final answer
    x = 139,646.40

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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.