Home / 70,299.08-97,018.47-40,093.89

Finding the Fourth Proportional to 70,299.08, 97,018.47 and 40,093.89

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Solution

The fourth proportional to 70,299.08, 97,018.47 and 40,093.89 is: 55,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,299.08 : 97,018.47 = 40,093.89 : x
  2. Step 2: Convert to fraction form
    70,299.08/97,018.47 = 40,093.89/x
  3. Step 3: Cross multiply
    70,299.08x = 97,018.47 × 40,093.89
  4. Step 4: Simplify right side
    70,299.08x = 3,889,847,864.15
  5. Step 5: Solve for x
    x = 3,889,847,864.15/70,299.08
  6. Step 6: Final answer
    x = 55,332.85

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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.