Home / 108,961.84-163,359.68-56,337.76

Finding the Fourth Proportional to 108,961.84, 163,359.68 and 56,337.76

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Solution

The fourth proportional to 108,961.84, 163,359.68 and 56,337.76 is: 84,463.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,961.84 : 163,359.68 = 56,337.76 : x
  2. Step 2: Convert to fraction form
    108,961.84/163,359.68 = 56,337.76/x
  3. Step 3: Cross multiply
    108,961.84x = 163,359.68 × 56,337.76
  4. Step 4: Simplify right side
    108,961.84x = 9,203,318,445.52
  5. Step 5: Solve for x
    x = 9,203,318,445.52/108,961.84
  6. Step 6: Final answer
    x = 84,463.68

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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.