Home / 60,740.46-91,141.45-40,977.51

Finding the Fourth Proportional to 60,740.46, 91,141.45 and 40,977.51

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Solution

The fourth proportional to 60,740.46, 91,141.45 and 40,977.51 is: 61,487.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,740.46 : 91,141.45 = 40,977.51 : x
  2. Step 2: Convert to fraction form
    60,740.46/91,141.45 = 40,977.51/x
  3. Step 3: Cross multiply
    60,740.46x = 91,141.45 × 40,977.51
  4. Step 4: Simplify right side
    60,740.46x = 3,734,749,678.79
  5. Step 5: Solve for x
    x = 3,734,749,678.79/60,740.46
  6. Step 6: Final answer
    x = 61,487.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.