Home / 112,888.50-169,311.05-56,713.56

Finding the Fourth Proportional to 112,888.50, 169,311.05 and 56,713.56

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Solution

The fourth proportional to 112,888.50, 169,311.05 and 56,713.56 is: 85,059.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,888.50 : 169,311.05 = 56,713.56 : x
  2. Step 2: Convert to fraction form
    112,888.50/169,311.05 = 56,713.56/x
  3. Step 3: Cross multiply
    112,888.50x = 169,311.05 × 56,713.56
  4. Step 4: Simplify right side
    112,888.50x = 9,602,232,392.84
  5. Step 5: Solve for x
    x = 9,602,232,392.84/112,888.50
  6. Step 6: Final answer
    x = 85,059.44

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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.