Home / 225,637.90-338,457.30-57,158.26

Finding the Fourth Proportional to 225,637.90, 338,457.30 and 57,158.26

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Solution

The fourth proportional to 225,637.90, 338,457.30 and 57,158.26 is: 85,737.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,637.90 : 338,457.30 = 57,158.26 : x
  2. Step 2: Convert to fraction form
    225,637.90/338,457.30 = 57,158.26/x
  3. Step 3: Cross multiply
    225,637.90x = 338,457.30 × 57,158.26
  4. Step 4: Simplify right side
    225,637.90x = 19,345,630,352.30
  5. Step 5: Solve for x
    x = 19,345,630,352.30/225,637.90
  6. Step 6: Final answer
    x = 85,737.50

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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.