Home / 107,185-147,932.58-62,464.36

Finding the Fourth Proportional to 107,185, 147,932.58 and 62,464.36

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Solution

The fourth proportional to 107,185, 147,932.58 and 62,464.36 is: 86,210.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,185 : 147,932.58 = 62,464.36 : x
  2. Step 2: Convert to fraction form
    107,185/147,932.58 = 62,464.36/x
  3. Step 3: Cross multiply
    107,185x = 147,932.58 × 62,464.36
  4. Step 4: Simplify right side
    107,185x = 9,240,513,932.85
  5. Step 5: Solve for x
    x = 9,240,513,932.85/107,185
  6. Step 6: Final answer
    x = 86,210.89

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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.