Home / 96,271.61-144,478.37-45,670.79

Finding the Fourth Proportional to 96,271.61, 144,478.37 and 45,670.79

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Solution

The fourth proportional to 96,271.61, 144,478.37 and 45,670.79 is: 68,539.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,271.61 : 144,478.37 = 45,670.79 : x
  2. Step 2: Convert to fraction form
    96,271.61/144,478.37 = 45,670.79/x
  3. Step 3: Cross multiply
    96,271.61x = 144,478.37 × 45,670.79
  4. Step 4: Simplify right side
    96,271.61x = 6,598,441,295.81
  5. Step 5: Solve for x
    x = 6,598,441,295.81/96,271.61
  6. Step 6: Final answer
    x = 68,539.85

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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.