Home / 107,378.48-148,184.31-59,636.30

Finding the Fourth Proportional to 107,378.48, 148,184.31 and 59,636.30

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Solution

The fourth proportional to 107,378.48, 148,184.31 and 59,636.30 is: 82,299.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,378.48 : 148,184.31 = 59,636.30 : x
  2. Step 2: Convert to fraction form
    107,378.48/148,184.31 = 59,636.30/x
  3. Step 3: Cross multiply
    107,378.48x = 148,184.31 × 59,636.30
  4. Step 4: Simplify right side
    107,378.48x = 8,837,163,966.45
  5. Step 5: Solve for x
    x = 8,837,163,966.45/107,378.48
  6. Step 6: Final answer
    x = 82,299.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.