Home / 144,145.13-216,218.45-94,539.35

Finding the Fourth Proportional to 144,145.13, 216,218.45 and 94,539.35

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Solution

The fourth proportional to 144,145.13, 216,218.45 and 94,539.35 is: 141,809.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,145.13 : 216,218.45 = 94,539.35 : x
  2. Step 2: Convert to fraction form
    144,145.13/216,218.45 = 94,539.35/x
  3. Step 3: Cross multiply
    144,145.13x = 216,218.45 × 94,539.35
  4. Step 4: Simplify right side
    144,145.13x = 20,441,151,721.01
  5. Step 5: Solve for x
    x = 20,441,151,721.01/144,145.13
  6. Step 6: Final answer
    x = 141,809.53

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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.