Home / 104,058.16-143,600.62-56,311.50

Finding the Fourth Proportional to 104,058.16, 143,600.62 and 56,311.50

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Solution

The fourth proportional to 104,058.16, 143,600.62 and 56,311.50 is: 77,710.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,058.16 : 143,600.62 = 56,311.50 : x
  2. Step 2: Convert to fraction form
    104,058.16/143,600.62 = 56,311.50/x
  3. Step 3: Cross multiply
    104,058.16x = 143,600.62 × 56,311.50
  4. Step 4: Simplify right side
    104,058.16x = 8,086,365,763.18
  5. Step 5: Solve for x
    x = 8,086,365,763.18/104,058.16
  6. Step 6: Final answer
    x = 77,710.06

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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.