Home / 144,060.75-216,022.05-68,096.07

Finding the Fourth Proportional to 144,060.75, 216,022.05 and 68,096.07

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Solution

The fourth proportional to 144,060.75, 216,022.05 and 68,096.07 is: 102,111.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,060.75 : 216,022.05 = 68,096.07 : x
  2. Step 2: Convert to fraction form
    144,060.75/216,022.05 = 68,096.07/x
  3. Step 3: Cross multiply
    144,060.75x = 216,022.05 × 68,096.07
  4. Step 4: Simplify right side
    144,060.75x = 14,710,252,638.34
  5. Step 5: Solve for x
    x = 14,710,252,638.34/144,060.75
  6. Step 6: Final answer
    x = 102,111.45

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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.