Home / 144,088.27-216,142.77-55,341.76

Finding the Fourth Proportional to 144,088.27, 216,142.77 and 55,341.76

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Solution

The fourth proportional to 144,088.27, 216,142.77 and 55,341.76 is: 83,016.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,088.27 : 216,142.77 = 55,341.76 : x
  2. Step 2: Convert to fraction form
    144,088.27/216,142.77 = 55,341.76/x
  3. Step 3: Cross multiply
    144,088.27x = 216,142.77 × 55,341.76
  4. Step 4: Simplify right side
    144,088.27x = 11,961,721,303.08
  5. Step 5: Solve for x
    x = 11,961,721,303.08/144,088.27
  6. Step 6: Final answer
    x = 83,016.62

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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.