Home / 159,612.39-239,421.06-47,303.91

Finding the Fourth Proportional to 159,612.39, 239,421.06 and 47,303.91

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Solution

The fourth proportional to 159,612.39, 239,421.06 and 47,303.91 is: 70,956.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,612.39 : 239,421.06 = 47,303.91 : x
  2. Step 2: Convert to fraction form
    159,612.39/239,421.06 = 47,303.91/x
  3. Step 3: Cross multiply
    159,612.39x = 239,421.06 × 47,303.91
  4. Step 4: Simplify right side
    159,612.39x = 11,325,552,274.34
  5. Step 5: Solve for x
    x = 11,325,552,274.34/159,612.39
  6. Step 6: Final answer
    x = 70,956.60

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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.