Home / 180,603.38-249,235.30-104,121.16

Finding the Fourth Proportional to 180,603.38, 249,235.30 and 104,121.16

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Solution

The fourth proportional to 180,603.38, 249,235.30 and 104,121.16 is: 143,688.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,603.38 : 249,235.30 = 104,121.16 : x
  2. Step 2: Convert to fraction form
    180,603.38/249,235.30 = 104,121.16/x
  3. Step 3: Cross multiply
    180,603.38x = 249,235.30 × 104,121.16
  4. Step 4: Simplify right side
    180,603.38x = 25,950,668,548.95
  5. Step 5: Solve for x
    x = 25,950,668,548.95/180,603.38
  6. Step 6: Final answer
    x = 143,688.72

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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.