Home / 98,056.96-147,100.02-45,471.76

Finding the Fourth Proportional to 98,056.96, 147,100.02 and 45,471.76

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Solution

The fourth proportional to 98,056.96, 147,100.02 and 45,471.76 is: 68,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,056.96 : 147,100.02 = 45,471.76 : x
  2. Step 2: Convert to fraction form
    98,056.96/147,100.02 = 45,471.76/x
  3. Step 3: Cross multiply
    98,056.96x = 147,100.02 × 45,471.76
  4. Step 4: Simplify right side
    98,056.96x = 6,688,896,805.44
  5. Step 5: Solve for x
    x = 6,688,896,805.44/98,056.96
  6. Step 6: Final answer
    x = 68,214.40

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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.