Home / 312,582.24-468,938.16-125,608.32

Finding the Fourth Proportional to 312,582.24, 468,938.16 and 125,608.32

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Solution

The fourth proportional to 312,582.24, 468,938.16 and 125,608.32 is: 188,438.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,582.24 : 468,938.16 = 125,608.32 : x
  2. Step 2: Convert to fraction form
    312,582.24/468,938.16 = 125,608.32/x
  3. Step 3: Cross multiply
    312,582.24x = 468,938.16 × 125,608.32
  4. Step 4: Simplify right side
    312,582.24x = 58,902,534,461.49
  5. Step 5: Solve for x
    x = 58,902,534,461.49/312,582.24
  6. Step 6: Final answer
    x = 188,438.52

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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.