Home / 145,296.06-217,887.21-56,537.82

Finding the Fourth Proportional to 145,296.06, 217,887.21 and 56,537.82

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Solution

The fourth proportional to 145,296.06, 217,887.21 and 56,537.82 is: 84,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,296.06 : 217,887.21 = 56,537.82 : x
  2. Step 2: Convert to fraction form
    145,296.06/217,887.21 = 56,537.82/x
  3. Step 3: Cross multiply
    145,296.06x = 217,887.21 × 56,537.82
  4. Step 4: Simplify right side
    145,296.06x = 12,318,867,859.28
  5. Step 5: Solve for x
    x = 12,318,867,859.28/145,296.06
  6. Step 6: Final answer
    x = 84,784.60

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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.