Home / 76,350.11-105,358.40-46,117.57

Finding the Fourth Proportional to 76,350.11, 105,358.40 and 46,117.57

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Solution

The fourth proportional to 76,350.11, 105,358.40 and 46,117.57 is: 63,639.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,350.11 : 105,358.40 = 46,117.57 : x
  2. Step 2: Convert to fraction form
    76,350.11/105,358.40 = 46,117.57/x
  3. Step 3: Cross multiply
    76,350.11x = 105,358.40 × 46,117.57
  4. Step 4: Simplify right side
    76,350.11x = 4,858,873,133.89
  5. Step 5: Solve for x
    x = 4,858,873,133.89/76,350.11
  6. Step 6: Final answer
    x = 63,639.37

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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.