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Finding the Fourth Proportional to 56,297.61, 77,656.86 and 37,177.56

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Solution

The fourth proportional to 56,297.61, 77,656.86 and 37,177.56 is: 51,282.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,297.61 : 77,656.86 = 37,177.56 : x
  2. Step 2: Convert to fraction form
    56,297.61/77,656.86 = 37,177.56/x
  3. Step 3: Cross multiply
    56,297.61x = 77,656.86 × 37,177.56
  4. Step 4: Simplify right side
    56,297.61x = 2,887,092,572.06
  5. Step 5: Solve for x
    x = 2,887,092,572.06/56,297.61
  6. Step 6: Final answer
    x = 51,282.68

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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.