Home / 155,395.98-233,538.21-144,865.62

Finding the Fourth Proportional to 155,395.98, 233,538.21 and 144,865.62

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Solution

The fourth proportional to 155,395.98, 233,538.21 and 144,865.62 is: 217,712.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,395.98 : 233,538.21 = 144,865.62 : x
  2. Step 2: Convert to fraction form
    155,395.98/233,538.21 = 144,865.62/x
  3. Step 3: Cross multiply
    155,395.98x = 233,538.21 × 144,865.62
  4. Step 4: Simplify right side
    155,395.98x = 33,831,657,585.34
  5. Step 5: Solve for x
    x = 33,831,657,585.34/155,395.98
  6. Step 6: Final answer
    x = 217,712.57

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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.