Home / 268,136.32-370,031.16-147,280.44

Finding the Fourth Proportional to 268,136.32, 370,031.16 and 147,280.44

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Solution

The fourth proportional to 268,136.32, 370,031.16 and 147,280.44 is: 203,248.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,136.32 : 370,031.16 = 147,280.44 : x
  2. Step 2: Convert to fraction form
    268,136.32/370,031.16 = 147,280.44/x
  3. Step 3: Cross multiply
    268,136.32x = 370,031.16 × 147,280.44
  4. Step 4: Simplify right side
    268,136.32x = 54,498,352,058.51
  5. Step 5: Solve for x
    x = 54,498,352,058.51/268,136.32
  6. Step 6: Final answer
    x = 203,248.68

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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.