Home / 155,019.80-232,529.70-144,522.20

Finding the Fourth Proportional to 155,019.80, 232,529.70 and 144,522.20

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Solution

The fourth proportional to 155,019.80, 232,529.70 and 144,522.20 is: 216,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,019.80 : 232,529.70 = 144,522.20 : x
  2. Step 2: Convert to fraction form
    155,019.80/232,529.70 = 144,522.20/x
  3. Step 3: Cross multiply
    155,019.80x = 232,529.70 × 144,522.20
  4. Step 4: Simplify right side
    155,019.80x = 33,605,703,809.34
  5. Step 5: Solve for x
    x = 33,605,703,809.34/155,019.80
  6. Step 6: Final answer
    x = 216,783.30

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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.