Home / 92,879.49-128,175.18-52,592.16

Finding the Fourth Proportional to 92,879.49, 128,175.18 and 52,592.16

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Solution

The fourth proportional to 92,879.49, 128,175.18 and 52,592.16 is: 72,578.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,879.49 : 128,175.18 = 52,592.16 : x
  2. Step 2: Convert to fraction form
    92,879.49/128,175.18 = 52,592.16/x
  3. Step 3: Cross multiply
    92,879.49x = 128,175.18 × 52,592.16
  4. Step 4: Simplify right side
    92,879.49x = 6,741,009,574.59
  5. Step 5: Solve for x
    x = 6,741,009,574.59/92,879.49
  6. Step 6: Final answer
    x = 72,578.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.