Home / 330,878.16-496,075.28-106,110.66

Finding the Fourth Proportional to 330,878.16, 496,075.28 and 106,110.66

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Solution

The fourth proportional to 330,878.16, 496,075.28 and 106,110.66 is: 159,088.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,878.16 : 496,075.28 = 106,110.66 : x
  2. Step 2: Convert to fraction form
    330,878.16/496,075.28 = 106,110.66/x
  3. Step 3: Cross multiply
    330,878.16x = 496,075.28 × 106,110.66
  4. Step 4: Simplify right side
    330,878.16x = 52,638,875,370.48
  5. Step 5: Solve for x
    x = 52,638,875,370.48/330,878.16
  6. Step 6: Final answer
    x = 159,088.39

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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.