Home / 43,062.04-64,216.21-42,668.36

Finding the Fourth Proportional to 43,062.04, 64,216.21 and 42,668.36

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Solution

The fourth proportional to 43,062.04, 64,216.21 and 42,668.36 is: 63,629.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,062.04 : 64,216.21 = 42,668.36 : x
  2. Step 2: Convert to fraction form
    43,062.04/64,216.21 = 42,668.36/x
  3. Step 3: Cross multiply
    43,062.04x = 64,216.21 × 42,668.36
  4. Step 4: Simplify right side
    43,062.04x = 2,740,000,366.12
  5. Step 5: Solve for x
    x = 2,740,000,366.12/43,062.04
  6. Step 6: Final answer
    x = 63,629.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.