Home / 77,803.10-116,517.54-44,421.98

Finding the Fourth Proportional to 77,803.10, 116,517.54 and 44,421.98

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Solution

The fourth proportional to 77,803.10, 116,517.54 and 44,421.98 is: 66,526.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,803.10 : 116,517.54 = 44,421.98 : x
  2. Step 2: Convert to fraction form
    77,803.10/116,517.54 = 44,421.98/x
  3. Step 3: Cross multiply
    77,803.10x = 116,517.54 × 44,421.98
  4. Step 4: Simplify right side
    77,803.10x = 5,175,939,831.53
  5. Step 5: Solve for x
    x = 5,175,939,831.53/77,803.10
  6. Step 6: Final answer
    x = 66,526.14

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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.