Home / 56,277.17-77,617.64-47,807.33

Finding the Fourth Proportional to 56,277.17, 77,617.64 and 47,807.33

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Solution

The fourth proportional to 56,277.17, 77,617.64 and 47,807.33 is: 65,936.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,277.17 : 77,617.64 = 47,807.33 : x
  2. Step 2: Convert to fraction form
    56,277.17/77,617.64 = 47,807.33/x
  3. Step 3: Cross multiply
    56,277.17x = 77,617.64 × 47,807.33
  4. Step 4: Simplify right side
    56,277.17x = 3,710,691,502.18
  5. Step 5: Solve for x
    x = 3,710,691,502.18/56,277.17
  6. Step 6: Final answer
    x = 65,936.01

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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.