Home / 59,455.47-81,984.45-45,141.56

Finding the Fourth Proportional to 59,455.47, 81,984.45 and 45,141.56

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Solution

The fourth proportional to 59,455.47, 81,984.45 and 45,141.56 is: 62,246.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,455.47 : 81,984.45 = 45,141.56 : x
  2. Step 2: Convert to fraction form
    59,455.47/81,984.45 = 45,141.56/x
  3. Step 3: Cross multiply
    59,455.47x = 81,984.45 × 45,141.56
  4. Step 4: Simplify right side
    59,455.47x = 3,700,905,558.82
  5. Step 5: Solve for x
    x = 3,700,905,558.82/59,455.47
  6. Step 6: Final answer
    x = 62,246.68

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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.