Home / 180,453.07-249,087.51-104,002.66

Finding the Fourth Proportional to 180,453.07, 249,087.51 and 104,002.66

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Solution

The fourth proportional to 180,453.07, 249,087.51 and 104,002.66 is: 143,559.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,453.07 : 249,087.51 = 104,002.66 : x
  2. Step 2: Convert to fraction form
    180,453.07/249,087.51 = 104,002.66/x
  3. Step 3: Cross multiply
    180,453.07x = 249,087.51 × 104,002.66
  4. Step 4: Simplify right side
    180,453.07x = 25,905,763,612.78
  5. Step 5: Solve for x
    x = 25,905,763,612.78/180,453.07
  6. Step 6: Final answer
    x = 143,559.56

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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.