Home / 155,603.40-233,405.10-141,825.30

Finding the Fourth Proportional to 155,603.40, 233,405.10 and 141,825.30

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Solution

The fourth proportional to 155,603.40, 233,405.10 and 141,825.30 is: 212,737.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,603.40 : 233,405.10 = 141,825.30 : x
  2. Step 2: Convert to fraction form
    155,603.40/233,405.10 = 141,825.30/x
  3. Step 3: Cross multiply
    155,603.40x = 233,405.10 × 141,825.30
  4. Step 4: Simplify right side
    155,603.40x = 33,102,748,329.03
  5. Step 5: Solve for x
    x = 33,102,748,329.03/155,603.40
  6. Step 6: Final answer
    x = 212,737.95

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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.