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Finding the Fourth Proportional to 73,580.19, 101,560.19 and 45,309.57

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Solution

The fourth proportional to 73,580.19, 101,560.19 and 45,309.57 is: 62,539.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,580.19 : 101,560.19 = 45,309.57 : x
  2. Step 2: Convert to fraction form
    73,580.19/101,560.19 = 45,309.57/x
  3. Step 3: Cross multiply
    73,580.19x = 101,560.19 × 45,309.57
  4. Step 4: Simplify right side
    73,580.19x = 4,601,648,538.02
  5. Step 5: Solve for x
    x = 4,601,648,538.02/73,580.19
  6. Step 6: Final answer
    x = 62,539.23

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1.5x scale

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.