Home / 64,008.36-88,306.90-40,093.40

Finding the Fourth Proportional to 64,008.36, 88,306.90 and 40,093.40

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Solution

The fourth proportional to 64,008.36, 88,306.90 and 40,093.40 is: 55,313.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,008.36 : 88,306.90 = 40,093.40 : x
  2. Step 2: Convert to fraction form
    64,008.36/88,306.90 = 40,093.40/x
  3. Step 3: Cross multiply
    64,008.36x = 88,306.90 × 40,093.40
  4. Step 4: Simplify right side
    64,008.36x = 3,540,523,864.46
  5. Step 5: Solve for x
    x = 3,540,523,864.46/64,008.36
  6. Step 6: Final answer
    x = 55,313.46

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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.