Home / 180,859.70-249,535.49-142,500.33

Finding the Fourth Proportional to 180,859.70, 249,535.49 and 142,500.33

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Solution

The fourth proportional to 180,859.70, 249,535.49 and 142,500.33 is: 196,610.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,859.70 : 249,535.49 = 142,500.33 : x
  2. Step 2: Convert to fraction form
    180,859.70/249,535.49 = 142,500.33/x
  3. Step 3: Cross multiply
    180,859.70x = 249,535.49 × 142,500.33
  4. Step 4: Simplify right side
    180,859.70x = 35,558,889,805.51
  5. Step 5: Solve for x
    x = 35,558,889,805.51/180,859.70
  6. Step 6: Final answer
    x = 196,610.35

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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.