Home / 336,964.66-505,437.27-87,646.66

Finding the Fourth Proportional to 336,964.66, 505,437.27 and 87,646.66

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Solution

The fourth proportional to 336,964.66, 505,437.27 and 87,646.66 is: 131,467.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,964.66 : 505,437.27 = 87,646.66 : x
  2. Step 2: Convert to fraction form
    336,964.66/505,437.27 = 87,646.66/x
  3. Step 3: Cross multiply
    336,964.66x = 505,437.27 × 87,646.66
  4. Step 4: Simplify right side
    336,964.66x = 44,299,886,962.75
  5. Step 5: Solve for x
    x = 44,299,886,962.75/336,964.66
  6. Step 6: Final answer
    x = 131,467.46

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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.