Home / 325,669.60-488,487.12-104,036.32

Finding the Fourth Proportional to 325,669.60, 488,487.12 and 104,036.32

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Solution

The fourth proportional to 325,669.60, 488,487.12 and 104,036.32 is: 156,048.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,669.60 : 488,487.12 = 104,036.32 : x
  2. Step 2: Convert to fraction form
    325,669.60/488,487.12 = 104,036.32/x
  3. Step 3: Cross multiply
    325,669.60x = 488,487.12 × 104,036.32
  4. Step 4: Simplify right side
    325,669.60x = 50,820,402,332.20
  5. Step 5: Solve for x
    x = 50,820,402,332.20/325,669.60
  6. Step 6: Final answer
    x = 156,048.96

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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.