Home / 147,966.08-222,022.02-69,068.84

Finding the Fourth Proportional to 147,966.08, 222,022.02 and 69,068.84

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Solution

The fourth proportional to 147,966.08, 222,022.02 and 69,068.84 is: 103,637.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,966.08 : 222,022.02 = 69,068.84 : x
  2. Step 2: Convert to fraction form
    147,966.08/222,022.02 = 69,068.84/x
  3. Step 3: Cross multiply
    147,966.08x = 222,022.02 × 69,068.84
  4. Step 4: Simplify right side
    147,966.08x = 15,334,803,375.86
  5. Step 5: Solve for x
    x = 15,334,803,375.86/147,966.08
  6. Step 6: Final answer
    x = 103,637.29

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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.