Home / 99,146.27-136,821.93-53,824.22

Finding the Fourth Proportional to 99,146.27, 136,821.93 and 53,824.22

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Solution

The fourth proportional to 99,146.27, 136,821.93 and 53,824.22 is: 74,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,146.27 : 136,821.93 = 53,824.22 : x
  2. Step 2: Convert to fraction form
    99,146.27/136,821.93 = 53,824.22/x
  3. Step 3: Cross multiply
    99,146.27x = 136,821.93 × 53,824.22
  4. Step 4: Simplify right side
    99,146.27x = 7,364,332,977.03
  5. Step 5: Solve for x
    x = 7,364,332,977.03/99,146.27
  6. Step 6: Final answer
    x = 74,277.46

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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.