Home / 112,143.61-168,243.81-37,264.15

Finding the Fourth Proportional to 112,143.61, 168,243.81 and 37,264.15

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Solution

The fourth proportional to 112,143.61, 168,243.81 and 37,264.15 is: 55,905.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,143.61 : 168,243.81 = 37,264.15 : x
  2. Step 2: Convert to fraction form
    112,143.61/168,243.81 = 37,264.15/x
  3. Step 3: Cross multiply
    112,143.61x = 168,243.81 × 37,264.15
  4. Step 4: Simplify right side
    112,143.61x = 6,269,462,572.41
  5. Step 5: Solve for x
    x = 6,269,462,572.41/112,143.61
  6. Step 6: Final answer
    x = 55,905.66

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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.