Home / 239,925.32-330,726.45-172,018.96

Finding the Fourth Proportional to 239,925.32, 330,726.45 and 172,018.96

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Solution

The fourth proportional to 239,925.32, 330,726.45 and 172,018.96 is: 237,120.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,925.32 : 330,726.45 = 172,018.96 : x
  2. Step 2: Convert to fraction form
    239,925.32/330,726.45 = 172,018.96/x
  3. Step 3: Cross multiply
    239,925.32x = 330,726.45 × 172,018.96
  4. Step 4: Simplify right side
    239,925.32x = 56,891,219,973.49
  5. Step 5: Solve for x
    x = 56,891,219,973.49/239,925.32
  6. Step 6: Final answer
    x = 237,120.53

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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.