Home / 97,486.74-146,288.37-89,555.22

Finding the Fourth Proportional to 97,486.74, 146,288.37 and 89,555.22

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Solution

The fourth proportional to 97,486.74, 146,288.37 and 89,555.22 is: 134,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,486.74 : 146,288.37 = 89,555.22 : x
  2. Step 2: Convert to fraction form
    97,486.74/146,288.37 = 89,555.22/x
  3. Step 3: Cross multiply
    97,486.74x = 146,288.37 × 89,555.22
  4. Step 4: Simplify right side
    97,486.74x = 13,100,887,158.79
  5. Step 5: Solve for x
    x = 13,100,887,158.79/97,486.74
  6. Step 6: Final answer
    x = 134,386.35

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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.