Home / 161,395.28-242,204.28-56,215.12

Finding the Fourth Proportional to 161,395.28, 242,204.28 and 56,215.12

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Solution

The fourth proportional to 161,395.28, 242,204.28 and 56,215.12 is: 84,361.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,395.28 : 242,204.28 = 56,215.12 : x
  2. Step 2: Convert to fraction form
    161,395.28/242,204.28 = 56,215.12/x
  3. Step 3: Cross multiply
    161,395.28x = 242,204.28 × 56,215.12
  4. Step 4: Simplify right side
    161,395.28x = 13,615,542,664.71
  5. Step 5: Solve for x
    x = 13,615,542,664.71/161,395.28
  6. Step 6: Final answer
    x = 84,361.47

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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.