Home / 262,030.70-393,129.07-93,547.31

Finding the Fourth Proportional to 262,030.70, 393,129.07 and 93,547.31

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Solution

The fourth proportional to 262,030.70, 393,129.07 and 93,547.31 is: 140,350.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,030.70 : 393,129.07 = 93,547.31 : x
  2. Step 2: Convert to fraction form
    262,030.70/393,129.07 = 93,547.31/x
  3. Step 3: Cross multiply
    262,030.70x = 393,129.07 × 93,547.31
  4. Step 4: Simplify right side
    262,030.70x = 36,776,164,781.79
  5. Step 5: Solve for x
    x = 36,776,164,781.79/262,030.70
  6. Step 6: Final answer
    x = 140,350.59

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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.