Home / 143,567.74-215,382.75-43,725.32

Finding the Fourth Proportional to 143,567.74, 215,382.75 and 43,725.32

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Solution

The fourth proportional to 143,567.74, 215,382.75 and 43,725.32 is: 65,597.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,567.74 : 215,382.75 = 43,725.32 : x
  2. Step 2: Convert to fraction form
    143,567.74/215,382.75 = 43,725.32/x
  3. Step 3: Cross multiply
    143,567.74x = 215,382.75 × 43,725.32
  4. Step 4: Simplify right side
    143,567.74x = 9,417,679,233.03
  5. Step 5: Solve for x
    x = 9,417,679,233.03/143,567.74
  6. Step 6: Final answer
    x = 65,597.46

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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.