Home / 376,409.48-564,636.16-106,515.02

Finding the Fourth Proportional to 376,409.48, 564,636.16 and 106,515.02

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Solution

The fourth proportional to 376,409.48, 564,636.16 and 106,515.02 is: 159,778.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,409.48 : 564,636.16 = 106,515.02 : x
  2. Step 2: Convert to fraction form
    376,409.48/564,636.16 = 106,515.02/x
  3. Step 3: Cross multiply
    376,409.48x = 564,636.16 × 106,515.02
  4. Step 4: Simplify right side
    376,409.48x = 60,142,231,875.12
  5. Step 5: Solve for x
    x = 60,142,231,875.12/376,409.48
  6. Step 6: Final answer
    x = 159,778.74

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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.