Home / 112,646.34-169,188.21-82,946.88

Finding the Fourth Proportional to 112,646.34, 169,188.21 and 82,946.88

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Solution

The fourth proportional to 112,646.34, 169,188.21 and 82,946.88 is: 124,581.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,646.34 : 169,188.21 = 82,946.88 : x
  2. Step 2: Convert to fraction form
    112,646.34/169,188.21 = 82,946.88/x
  3. Step 3: Cross multiply
    112,646.34x = 169,188.21 × 82,946.88
  4. Step 4: Simplify right side
    112,646.34x = 14,033,634,152.28
  5. Step 5: Solve for x
    x = 14,033,634,152.28/112,646.34
  6. Step 6: Final answer
    x = 124,581.36

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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.