Home / 98,799.12-148,092.39-42,665.67

Finding the Fourth Proportional to 98,799.12, 148,092.39 and 42,665.67

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Solution

The fourth proportional to 98,799.12, 148,092.39 and 42,665.67 is: 63,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,799.12 : 148,092.39 = 42,665.67 : x
  2. Step 2: Convert to fraction form
    98,799.12/148,092.39 = 42,665.67/x
  3. Step 3: Cross multiply
    98,799.12x = 148,092.39 × 42,665.67
  4. Step 4: Simplify right side
    98,799.12x = 6,318,461,041.25
  5. Step 5: Solve for x
    x = 6,318,461,041.25/98,799.12
  6. Step 6: Final answer
    x = 63,952.60

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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.