Home / 144,507.16-216,677.58-55,685.80

Finding the Fourth Proportional to 144,507.16, 216,677.58 and 55,685.80

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Solution

The fourth proportional to 144,507.16, 216,677.58 and 55,685.80 is: 83,496.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,507.16 : 216,677.58 = 55,685.80 : x
  2. Step 2: Convert to fraction form
    144,507.16/216,677.58 = 55,685.80/x
  3. Step 3: Cross multiply
    144,507.16x = 216,677.58 × 55,685.80
  4. Step 4: Simplify right side
    144,507.16x = 12,065,864,384.36
  5. Step 5: Solve for x
    x = 12,065,864,384.36/144,507.16
  6. Step 6: Final answer
    x = 83,496.65

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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.