Home / 55,529.30-83,130.32-35,749.10

Finding the Fourth Proportional to 55,529.30, 83,130.32 and 35,749.10

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Solution

The fourth proportional to 55,529.30, 83,130.32 and 35,749.10 is: 53,518.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,529.30 : 83,130.32 = 35,749.10 : x
  2. Step 2: Convert to fraction form
    55,529.30/83,130.32 = 35,749.10/x
  3. Step 3: Cross multiply
    55,529.30x = 83,130.32 × 35,749.10
  4. Step 4: Simplify right side
    55,529.30x = 2,971,834,122.71
  5. Step 5: Solve for x
    x = 2,971,834,122.71/55,529.30
  6. Step 6: Final answer
    x = 53,518.31

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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.