Home / 106,066.19-159,057.59-38,582.21

Finding the Fourth Proportional to 106,066.19, 159,057.59 and 38,582.21

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Solution

The fourth proportional to 106,066.19, 159,057.59 and 38,582.21 is: 57,858.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,066.19 : 159,057.59 = 38,582.21 : x
  2. Step 2: Convert to fraction form
    106,066.19/159,057.59 = 38,582.21/x
  3. Step 3: Cross multiply
    106,066.19x = 159,057.59 × 38,582.21
  4. Step 4: Simplify right side
    106,066.19x = 6,136,792,866.53
  5. Step 5: Solve for x
    x = 6,136,792,866.53/106,066.19
  6. Step 6: Final answer
    x = 57,858.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.