Home / 144,452.40-216,740.63-55,768.19

Finding the Fourth Proportional to 144,452.40, 216,740.63 and 55,768.19

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Solution

The fourth proportional to 144,452.40, 216,740.63 and 55,768.19 is: 83,676.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,452.40 : 216,740.63 = 55,768.19 : x
  2. Step 2: Convert to fraction form
    144,452.40/216,740.63 = 55,768.19/x
  3. Step 3: Cross multiply
    144,452.40x = 216,740.63 × 55,768.19
  4. Step 4: Simplify right side
    144,452.40x = 12,087,231,690.28
  5. Step 5: Solve for x
    x = 12,087,231,690.28/144,452.40
  6. Step 6: Final answer
    x = 83,676.23

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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.