Home / 89,035.47-133,553.14-29,870.98

Finding the Fourth Proportional to 89,035.47, 133,553.14 and 29,870.98

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Solution

The fourth proportional to 89,035.47, 133,553.14 and 29,870.98 is: 44,806.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,035.47 : 133,553.14 = 29,870.98 : x
  2. Step 2: Convert to fraction form
    89,035.47/133,553.14 = 29,870.98/x
  3. Step 3: Cross multiply
    89,035.47x = 133,553.14 × 29,870.98
  4. Step 4: Simplify right side
    89,035.47x = 3,989,362,765.32
  5. Step 5: Solve for x
    x = 3,989,362,765.32/89,035.47
  6. Step 6: Final answer
    x = 44,806.44

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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.