Home / 302,125.46-452,970.75-142,111.94

Finding the Fourth Proportional to 302,125.46, 452,970.75 and 142,111.94

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Solution

The fourth proportional to 302,125.46, 452,970.75 and 142,111.94 is: 213,065.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,125.46 : 452,970.75 = 142,111.94 : x
  2. Step 2: Convert to fraction form
    302,125.46/452,970.75 = 142,111.94/x
  3. Step 3: Cross multiply
    302,125.46x = 452,970.75 × 142,111.94
  4. Step 4: Simplify right side
    302,125.46x = 64,372,552,045.76
  5. Step 5: Solve for x
    x = 64,372,552,045.76/302,125.46
  6. Step 6: Final answer
    x = 213,065.63

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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.