Home / 180,681.44-249,545.04-123,222.56

Finding the Fourth Proportional to 180,681.44, 249,545.04 and 123,222.56

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Solution

The fourth proportional to 180,681.44, 249,545.04 and 123,222.56 is: 170,186.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,681.44 : 249,545.04 = 123,222.56 : x
  2. Step 2: Convert to fraction form
    180,681.44/249,545.04 = 123,222.56/x
  3. Step 3: Cross multiply
    180,681.44x = 249,545.04 × 123,222.56
  4. Step 4: Simplify right side
    180,681.44x = 30,749,578,664.10
  5. Step 5: Solve for x
    x = 30,749,578,664.10/180,681.44
  6. Step 6: Final answer
    x = 170,186.70

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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.