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Finding the Fourth Proportional to 147,898.95, 222,045.44 and 100,028.32

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Solution

The fourth proportional to 147,898.95, 222,045.44 and 100,028.32 is: 150,175.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,898.95 : 222,045.44 = 100,028.32 : x
  2. Step 2: Convert to fraction form
    147,898.95/222,045.44 = 100,028.32/x
  3. Step 3: Cross multiply
    147,898.95x = 222,045.44 × 100,028.32
  4. Step 4: Simplify right side
    147,898.95x = 22,210,831,271.61
  5. Step 5: Solve for x
    x = 22,210,831,271.61/147,898.95
  6. Step 6: Final answer
    x = 150,175.72

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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.