Home / 144,200.31-216,300.47-105,006.84

Finding the Fourth Proportional to 144,200.31, 216,300.47 and 105,006.84

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Solution

The fourth proportional to 144,200.31, 216,300.47 and 105,006.84 is: 157,510.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,200.31 : 216,300.47 = 105,006.84 : x
  2. Step 2: Convert to fraction form
    144,200.31/216,300.47 = 105,006.84/x
  3. Step 3: Cross multiply
    144,200.31x = 216,300.47 × 105,006.84
  4. Step 4: Simplify right side
    144,200.31x = 22,713,028,320.18
  5. Step 5: Solve for x
    x = 22,713,028,320.18/144,200.31
  6. Step 6: Final answer
    x = 157,510.26

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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.