Home / 142,802.70-214,204.05-109,625.10

Finding the Fourth Proportional to 142,802.70, 214,204.05 and 109,625.10

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Solution

The fourth proportional to 142,802.70, 214,204.05 and 109,625.10 is: 164,437.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,802.70 : 214,204.05 = 109,625.10 : x
  2. Step 2: Convert to fraction form
    142,802.70/214,204.05 = 109,625.10/x
  3. Step 3: Cross multiply
    142,802.70x = 214,204.05 × 109,625.10
  4. Step 4: Simplify right side
    142,802.70x = 23,482,140,401.66
  5. Step 5: Solve for x
    x = 23,482,140,401.66/142,802.70
  6. Step 6: Final answer
    x = 164,437.65

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1.5x scale

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.