Home / 155,055.80-214,000.30-94,661.52

Finding the Fourth Proportional to 155,055.80, 214,000.30 and 94,661.52

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Solution

The fourth proportional to 155,055.80, 214,000.30 and 94,661.52 is: 130,647.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,055.80 : 214,000.30 = 94,661.52 : x
  2. Step 2: Convert to fraction form
    155,055.80/214,000.30 = 94,661.52/x
  3. Step 3: Cross multiply
    155,055.80x = 214,000.30 × 94,661.52
  4. Step 4: Simplify right side
    155,055.80x = 20,257,593,678.46
  5. Step 5: Solve for x
    x = 20,257,593,678.46/155,055.80
  6. Step 6: Final answer
    x = 130,647.12

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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.