Home / 144,574.36-216,614.77-102,384.35

Finding the Fourth Proportional to 144,574.36, 216,614.77 and 102,384.35

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Solution

The fourth proportional to 144,574.36, 216,614.77 and 102,384.35 is: 153,401.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,574.36 : 216,614.77 = 102,384.35 : x
  2. Step 2: Convert to fraction form
    144,574.36/216,614.77 = 102,384.35/x
  3. Step 3: Cross multiply
    144,574.36x = 216,614.77 × 102,384.35
  4. Step 4: Simplify right side
    144,574.36x = 22,177,961,087.81
  5. Step 5: Solve for x
    x = 22,177,961,087.81/144,574.36
  6. Step 6: Final answer
    x = 153,401.76

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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.