Home / 64,657.18-89,226.05-36,362.87

Finding the Fourth Proportional to 64,657.18, 89,226.05 and 36,362.87

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Solution

The fourth proportional to 64,657.18, 89,226.05 and 36,362.87 is: 50,180.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,657.18 : 89,226.05 = 36,362.87 : x
  2. Step 2: Convert to fraction form
    64,657.18/89,226.05 = 36,362.87/x
  3. Step 3: Cross multiply
    64,657.18x = 89,226.05 × 36,362.87
  4. Step 4: Simplify right side
    64,657.18x = 3,244,514,628.82
  5. Step 5: Solve for x
    x = 3,244,514,628.82/64,657.18
  6. Step 6: Final answer
    x = 50,180.27

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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.