Home / 84,222.99-116,222.72-45,974.93

Finding the Fourth Proportional to 84,222.99, 116,222.72 and 45,974.93

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Solution

The fourth proportional to 84,222.99, 116,222.72 and 45,974.93 is: 63,442.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,222.99 : 116,222.72 = 45,974.93 : x
  2. Step 2: Convert to fraction form
    84,222.99/116,222.72 = 45,974.93/x
  3. Step 3: Cross multiply
    84,222.99x = 116,222.72 × 45,974.93
  4. Step 4: Simplify right side
    84,222.99x = 5,343,330,605.42
  5. Step 5: Solve for x
    x = 5,343,330,605.42/84,222.99
  6. Step 6: Final answer
    x = 63,442.66

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1.5x scale

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.