Home / 133,175.16-183,773.75-72,733.77

Finding the Fourth Proportional to 133,175.16, 183,773.75 and 72,733.77

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Solution

The fourth proportional to 133,175.16, 183,773.75 and 72,733.77 is: 100,368.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,175.16 : 183,773.75 = 72,733.77 : x
  2. Step 2: Convert to fraction form
    133,175.16/183,773.75 = 72,733.77/x
  3. Step 3: Cross multiply
    133,175.16x = 183,773.75 × 72,733.77
  4. Step 4: Simplify right side
    133,175.16x = 13,366,557,300.87
  5. Step 5: Solve for x
    x = 13,366,557,300.87/133,175.16
  6. Step 6: Final answer
    x = 100,368.25

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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.