Home / 52,355.08-78,518.85-35,712.01

Finding the Fourth Proportional to 52,355.08, 78,518.85 and 35,712.01

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Solution

The fourth proportional to 52,355.08, 78,518.85 and 35,712.01 is: 53,558.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,355.08 : 78,518.85 = 35,712.01 : x
  2. Step 2: Convert to fraction form
    52,355.08/78,518.85 = 35,712.01/x
  3. Step 3: Cross multiply
    52,355.08x = 78,518.85 × 35,712.01
  4. Step 4: Simplify right side
    52,355.08x = 2,804,065,956.39
  5. Step 5: Solve for x
    x = 2,804,065,956.39/52,355.08
  6. Step 6: Final answer
    x = 53,558.62

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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.