Home / 104,058.10-143,601.24-56,312.56

Finding the Fourth Proportional to 104,058.10, 143,601.24 and 56,312.56

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Solution

The fourth proportional to 104,058.10, 143,601.24 and 56,312.56 is: 77,711.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,058.10 : 143,601.24 = 56,312.56 : x
  2. Step 2: Convert to fraction form
    104,058.10/143,601.24 = 56,312.56/x
  3. Step 3: Cross multiply
    104,058.10x = 143,601.24 × 56,312.56
  4. Step 4: Simplify right side
    104,058.10x = 8,086,553,443.57
  5. Step 5: Solve for x
    x = 8,086,553,443.57/104,058.10
  6. Step 6: Final answer
    x = 77,711.91

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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.