Home / 190,332.42-262,655.25-112,860.21

Finding the Fourth Proportional to 190,332.42, 262,655.25 and 112,860.21

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Solution

The fourth proportional to 190,332.42, 262,655.25 and 112,860.21 is: 155,745.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,332.42 : 262,655.25 = 112,860.21 : x
  2. Step 2: Convert to fraction form
    190,332.42/262,655.25 = 112,860.21/x
  3. Step 3: Cross multiply
    190,332.42x = 262,655.25 × 112,860.21
  4. Step 4: Simplify right side
    190,332.42x = 29,643,326,672.60
  5. Step 5: Solve for x
    x = 29,643,326,672.60/190,332.42
  6. Step 6: Final answer
    x = 155,745.02

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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.