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Finding the Fourth Proportional to 56,335.72, 77,738.04 and 33,670.24

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Solution

The fourth proportional to 56,335.72, 77,738.04 and 33,670.24 is: 46,461.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,335.72 : 77,738.04 = 33,670.24 : x
  2. Step 2: Convert to fraction form
    56,335.72/77,738.04 = 33,670.24/x
  3. Step 3: Cross multiply
    56,335.72x = 77,738.04 × 33,670.24
  4. Step 4: Simplify right side
    56,335.72x = 2,617,458,463.93
  5. Step 5: Solve for x
    x = 2,617,458,463.93/56,335.72
  6. Step 6: Final answer
    x = 46,461.79

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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.