Home / 268,487.36-370,521.22-147,637.36

Finding the Fourth Proportional to 268,487.36, 370,521.22 and 147,637.36

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Solution

The fourth proportional to 268,487.36, 370,521.22 and 147,637.36 is: 203,744.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,487.36 : 370,521.22 = 147,637.36 : x
  2. Step 2: Convert to fraction form
    268,487.36/370,521.22 = 147,637.36/x
  3. Step 3: Cross multiply
    268,487.36x = 370,521.22 × 147,637.36
  4. Step 4: Simplify right side
    268,487.36x = 54,702,774,744.78
  5. Step 5: Solve for x
    x = 54,702,774,744.78/268,487.36
  6. Step 6: Final answer
    x = 203,744.32

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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.