Home / 107,834.51-148,811.70-62,538.77

Finding the Fourth Proportional to 107,834.51, 148,811.70 and 62,538.77

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Solution

The fourth proportional to 107,834.51, 148,811.70 and 62,538.77 is: 86,303.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,834.51 : 148,811.70 = 62,538.77 : x
  2. Step 2: Convert to fraction form
    107,834.51/148,811.70 = 62,538.77/x
  3. Step 3: Cross multiply
    107,834.51x = 148,811.70 × 62,538.77
  4. Step 4: Simplify right side
    107,834.51x = 9,306,499,935.55
  5. Step 5: Solve for x
    x = 9,306,499,935.55/107,834.51
  6. Step 6: Final answer
    x = 86,303.54

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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.