Home / 144,256.68-216,357.84-39,061.80

Finding the Fourth Proportional to 144,256.68, 216,357.84 and 39,061.80

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Solution

The fourth proportional to 144,256.68, 216,357.84 and 39,061.80 is: 58,585.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,256.68 : 216,357.84 = 39,061.80 : x
  2. Step 2: Convert to fraction form
    144,256.68/216,357.84 = 39,061.80/x
  3. Step 3: Cross multiply
    144,256.68x = 216,357.84 × 39,061.80
  4. Step 4: Simplify right side
    144,256.68x = 8,451,326,674.51
  5. Step 5: Solve for x
    x = 8,451,326,674.51/144,256.68
  6. Step 6: Final answer
    x = 58,585.34

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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.