Home / 117,833.05-162,609.96-64,118.08

Finding the Fourth Proportional to 117,833.05, 162,609.96 and 64,118.08

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Solution

The fourth proportional to 117,833.05, 162,609.96 and 64,118.08 is: 88,483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,833.05 : 162,609.96 = 64,118.08 : x
  2. Step 2: Convert to fraction form
    117,833.05/162,609.96 = 64,118.08/x
  3. Step 3: Cross multiply
    117,833.05x = 162,609.96 × 64,118.08
  4. Step 4: Simplify right side
    117,833.05x = 10,426,238,424.08
  5. Step 5: Solve for x
    x = 10,426,238,424.08/117,833.05
  6. Step 6: Final answer
    x = 88,483.14

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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.