Home / 112,845.54-169,175.90-56,617.76

Finding the Fourth Proportional to 112,845.54, 169,175.90 and 56,617.76

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Solution

The fourth proportional to 112,845.54, 169,175.90 and 56,617.76 is: 84,880.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,845.54 : 169,175.90 = 56,617.76 : x
  2. Step 2: Convert to fraction form
    112,845.54/169,175.90 = 56,617.76/x
  3. Step 3: Cross multiply
    112,845.54x = 169,175.90 × 56,617.76
  4. Step 4: Simplify right side
    112,845.54x = 9,578,360,503.98
  5. Step 5: Solve for x
    x = 9,578,360,503.98/112,845.54
  6. Step 6: Final answer
    x = 84,880.28

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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.