Home / 112,142.61-168,242.31-37,263.15

Finding the Fourth Proportional to 112,142.61, 168,242.31 and 37,263.15

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Solution

The fourth proportional to 112,142.61, 168,242.31 and 37,263.15 is: 55,904.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,142.61 : 168,242.31 = 37,263.15 : x
  2. Step 2: Convert to fraction form
    112,142.61/168,242.31 = 37,263.15/x
  3. Step 3: Cross multiply
    112,142.61x = 168,242.31 × 37,263.15
  4. Step 4: Simplify right side
    112,142.61x = 6,269,238,433.88
  5. Step 5: Solve for x
    x = 6,269,238,433.88/112,142.61
  6. Step 6: Final answer
    x = 55,904.16

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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.