Home / 158,155.70-237,233.55-143,381.30

Finding the Fourth Proportional to 158,155.70, 237,233.55 and 143,381.30

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Solution

The fourth proportional to 158,155.70, 237,233.55 and 143,381.30 is: 215,071.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,155.70 : 237,233.55 = 143,381.30 : x
  2. Step 2: Convert to fraction form
    158,155.70/237,233.55 = 143,381.30/x
  3. Step 3: Cross multiply
    158,155.70x = 237,233.55 × 143,381.30
  4. Step 4: Simplify right side
    158,155.70x = 34,014,854,802.62
  5. Step 5: Solve for x
    x = 34,014,854,802.62/158,155.70
  6. Step 6: Final answer
    x = 215,071.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.