Home / 161,515.92-242,271.68-56,334.48

Finding the Fourth Proportional to 161,515.92, 242,271.68 and 56,334.48

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Solution

The fourth proportional to 161,515.92, 242,271.68 and 56,334.48 is: 84,500.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,515.92 : 242,271.68 = 56,334.48 : x
  2. Step 2: Convert to fraction form
    161,515.92/242,271.68 = 56,334.48/x
  3. Step 3: Cross multiply
    161,515.92x = 242,271.68 × 56,334.48
  4. Step 4: Simplify right side
    161,515.92x = 13,648,249,111.53
  5. Step 5: Solve for x
    x = 13,648,249,111.53/161,515.92
  6. Step 6: Final answer
    x = 84,500.95

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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.