Home / 107,391.10-148,199.88-59,643.22

Finding the Fourth Proportional to 107,391.10, 148,199.88 and 59,643.22

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Solution

The fourth proportional to 107,391.10, 148,199.88 and 59,643.22 is: 82,307.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,391.10 : 148,199.88 = 59,643.22 : x
  2. Step 2: Convert to fraction form
    107,391.10/148,199.88 = 59,643.22/x
  3. Step 3: Cross multiply
    107,391.10x = 148,199.88 × 59,643.22
  4. Step 4: Simplify right side
    107,391.10x = 8,839,118,046.81
  5. Step 5: Solve for x
    x = 8,839,118,046.81/107,391.10
  6. Step 6: Final answer
    x = 82,307.73

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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.