Home / 180,535.05-249,142.28-98,866.73

Finding the Fourth Proportional to 180,535.05, 249,142.28 and 98,866.73

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Solution

The fourth proportional to 180,535.05, 249,142.28 and 98,866.73 is: 136,438.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,535.05 : 249,142.28 = 98,866.73 : x
  2. Step 2: Convert to fraction form
    180,535.05/249,142.28 = 98,866.73/x
  3. Step 3: Cross multiply
    180,535.05x = 249,142.28 × 98,866.73
  4. Step 4: Simplify right side
    180,535.05x = 24,631,882,656.87
  5. Step 5: Solve for x
    x = 24,631,882,656.87/180,535.05
  6. Step 6: Final answer
    x = 136,438.23

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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.