Home / 180,939.06-249,707.34-104,472.28

Finding the Fourth Proportional to 180,939.06, 249,707.34 and 104,472.28

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Solution

The fourth proportional to 180,939.06, 249,707.34 and 104,472.28 is: 144,178.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,939.06 : 249,707.34 = 104,472.28 : x
  2. Step 2: Convert to fraction form
    180,939.06/249,707.34 = 104,472.28/x
  3. Step 3: Cross multiply
    180,939.06x = 249,707.34 × 104,472.28
  4. Step 4: Simplify right side
    180,939.06x = 26,087,493,894.00
  5. Step 5: Solve for x
    x = 26,087,493,894.00/180,939.06
  6. Step 6: Final answer
    x = 144,178.34

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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.