Home / 155,275.04-214,361.04-104,554.40

Finding the Fourth Proportional to 155,275.04, 214,361.04 and 104,554.40

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Solution

The fourth proportional to 155,275.04, 214,361.04 and 104,554.40 is: 144,339.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,275.04 : 214,361.04 = 104,554.40 : x
  2. Step 2: Convert to fraction form
    155,275.04/214,361.04 = 104,554.40/x
  3. Step 3: Cross multiply
    155,275.04x = 214,361.04 × 104,554.40
  4. Step 4: Simplify right side
    155,275.04x = 22,412,389,920.58
  5. Step 5: Solve for x
    x = 22,412,389,920.58/155,275.04
  6. Step 6: Final answer
    x = 144,339.94

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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.