Home / 145,871.27-218,806.83-46,041.47

Finding the Fourth Proportional to 145,871.27, 218,806.83 and 46,041.47

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Solution

The fourth proportional to 145,871.27, 218,806.83 and 46,041.47 is: 69,062.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,871.27 : 218,806.83 = 46,041.47 : x
  2. Step 2: Convert to fraction form
    145,871.27/218,806.83 = 46,041.47/x
  3. Step 3: Cross multiply
    145,871.27x = 218,806.83 × 46,041.47
  4. Step 4: Simplify right side
    145,871.27x = 10,074,188,099.24
  5. Step 5: Solve for x
    x = 10,074,188,099.24/145,871.27
  6. Step 6: Final answer
    x = 69,062.18

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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.