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Finding the Fourth Proportional to 98,300.64, 147,450.96 and 24,428.64

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Solution

The fourth proportional to 98,300.64, 147,450.96 and 24,428.64 is: 36,642.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,300.64 : 147,450.96 = 24,428.64 : x
  2. Step 2: Convert to fraction form
    98,300.64/147,450.96 = 24,428.64/x
  3. Step 3: Cross multiply
    98,300.64x = 147,450.96 × 24,428.64
  4. Step 4: Simplify right side
    98,300.64x = 3,602,026,419.49
  5. Step 5: Solve for x
    x = 3,602,026,419.49/98,300.64
  6. Step 6: Final answer
    x = 36,642.96

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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.