Home / 89,605.51-134,491.32-45,263.41

Finding the Fourth Proportional to 89,605.51, 134,491.32 and 45,263.41

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Solution

The fourth proportional to 89,605.51, 134,491.32 and 45,263.41 is: 67,937.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,605.51 : 134,491.32 = 45,263.41 : x
  2. Step 2: Convert to fraction form
    89,605.51/134,491.32 = 45,263.41/x
  3. Step 3: Cross multiply
    89,605.51x = 134,491.32 × 45,263.41
  4. Step 4: Simplify right side
    89,605.51x = 6,087,535,422.37
  5. Step 5: Solve for x
    x = 6,087,535,422.37/89,605.51
  6. Step 6: Final answer
    x = 67,937.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.