Home / 302,029.81-452,761.76-102,210.30

Finding the Fourth Proportional to 302,029.81, 452,761.76 and 102,210.30

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Solution

The fourth proportional to 302,029.81, 452,761.76 and 102,210.30 is: 153,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,029.81 : 452,761.76 = 102,210.30 : x
  2. Step 2: Convert to fraction form
    302,029.81/452,761.76 = 102,210.30/x
  3. Step 3: Cross multiply
    302,029.81x = 452,761.76 × 102,210.30
  4. Step 4: Simplify right side
    302,029.81x = 46,276,915,573.65
  5. Step 5: Solve for x
    x = 46,276,915,573.65/302,029.81
  6. Step 6: Final answer
    x = 153,219.70

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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.