Home / 76,329.28-114,475.25-59,647.93

Finding the Fourth Proportional to 76,329.28, 114,475.25 and 59,647.93

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Solution

The fourth proportional to 76,329.28, 114,475.25 and 59,647.93 is: 89,457.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,329.28 : 114,475.25 = 59,647.93 : x
  2. Step 2: Convert to fraction form
    76,329.28/114,475.25 = 59,647.93/x
  3. Step 3: Cross multiply
    76,329.28x = 114,475.25 × 59,647.93
  4. Step 4: Simplify right side
    76,329.28x = 6,828,211,686.68
  5. Step 5: Solve for x
    x = 6,828,211,686.68/76,329.28
  6. Step 6: Final answer
    x = 89,457.31

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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.