Home / 166,450.95-249,643.85-138,550.29

Finding the Fourth Proportional to 166,450.95, 249,643.85 and 138,550.29

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Solution

The fourth proportional to 166,450.95, 249,643.85 and 138,550.29 is: 207,798.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,450.95 : 249,643.85 = 138,550.29 : x
  2. Step 2: Convert to fraction form
    166,450.95/249,643.85 = 138,550.29/x
  3. Step 3: Cross multiply
    166,450.95x = 249,643.85 × 138,550.29
  4. Step 4: Simplify right side
    166,450.95x = 34,588,227,121.47
  5. Step 5: Solve for x
    x = 34,588,227,121.47/166,450.95
  6. Step 6: Final answer
    x = 207,798.32

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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.