Home / 124,430.00-171,708.45-73,459.15

Finding the Fourth Proportional to 124,430.00, 171,708.45 and 73,459.15

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Solution

The fourth proportional to 124,430.00, 171,708.45 and 73,459.15 is: 101,370.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,430.00 : 171,708.45 = 73,459.15 : x
  2. Step 2: Convert to fraction form
    124,430.00/171,708.45 = 73,459.15/x
  3. Step 3: Cross multiply
    124,430.00x = 171,708.45 × 73,459.15
  4. Step 4: Simplify right side
    124,430.00x = 12,613,555,558.98
  5. Step 5: Solve for x
    x = 12,613,555,558.98/124,430.00
  6. Step 6: Final answer
    x = 101,370.70

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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.