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Finding the Fourth Proportional to 98,254.54, 147,241.02 and 56,047.30

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Solution

The fourth proportional to 98,254.54, 147,241.02 and 56,047.30 is: 83,990.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,254.54 : 147,241.02 = 56,047.30 : x
  2. Step 2: Convert to fraction form
    98,254.54/147,241.02 = 56,047.30/x
  3. Step 3: Cross multiply
    98,254.54x = 147,241.02 × 56,047.30
  4. Step 4: Simplify right side
    98,254.54x = 8,252,461,620.25
  5. Step 5: Solve for x
    x = 8,252,461,620.25/98,254.54
  6. Step 6: Final answer
    x = 83,990.64

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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.