Home / 71,665.40-98,870.68-46,169.84

Finding the Fourth Proportional to 71,665.40, 98,870.68 and 46,169.84

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Solution

The fourth proportional to 71,665.40, 98,870.68 and 46,169.84 is: 63,696.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,665.40 : 98,870.68 = 46,169.84 : x
  2. Step 2: Convert to fraction form
    71,665.40/98,870.68 = 46,169.84/x
  3. Step 3: Cross multiply
    71,665.40x = 98,870.68 × 46,169.84
  4. Step 4: Simplify right side
    71,665.40x = 4,564,843,476.29
  5. Step 5: Solve for x
    x = 4,564,843,476.29/71,665.40
  6. Step 6: Final answer
    x = 63,696.62

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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.