Home / 103,292.24-142,529.58-57,968.48

Finding the Fourth Proportional to 103,292.24, 142,529.58 and 57,968.48

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Solution

The fourth proportional to 103,292.24, 142,529.58 and 57,968.48 is: 79,988.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,292.24 : 142,529.58 = 57,968.48 : x
  2. Step 2: Convert to fraction form
    103,292.24/142,529.58 = 57,968.48/x
  3. Step 3: Cross multiply
    103,292.24x = 142,529.58 × 57,968.48
  4. Step 4: Simplify right side
    103,292.24x = 8,262,223,107.64
  5. Step 5: Solve for x
    x = 8,262,223,107.64/103,292.24
  6. Step 6: Final answer
    x = 79,988.81

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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.