Home / 64,857.42-89,525.55-38,008.62

Finding the Fourth Proportional to 64,857.42, 89,525.55 and 38,008.62

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Solution

The fourth proportional to 64,857.42, 89,525.55 and 38,008.62 is: 52,464.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,857.42 : 89,525.55 = 38,008.62 : x
  2. Step 2: Convert to fraction form
    64,857.42/89,525.55 = 38,008.62/x
  3. Step 3: Cross multiply
    64,857.42x = 89,525.55 × 38,008.62
  4. Step 4: Simplify right side
    64,857.42x = 3,402,742,610.24
  5. Step 5: Solve for x
    x = 3,402,742,610.24/64,857.42
  6. Step 6: Final answer
    x = 52,464.97

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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.