Home / 112,261.58-168,271.85-55,990.52

Finding the Fourth Proportional to 112,261.58, 168,271.85 and 55,990.52

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Solution

The fourth proportional to 112,261.58, 168,271.85 and 55,990.52 is: 83,925.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,261.58 : 168,271.85 = 55,990.52 : x
  2. Step 2: Convert to fraction form
    112,261.58/168,271.85 = 55,990.52/x
  3. Step 3: Cross multiply
    112,261.58x = 168,271.85 × 55,990.52
  4. Step 4: Simplify right side
    112,261.58x = 9,421,628,943.52
  5. Step 5: Solve for x
    x = 9,421,628,943.52/112,261.58
  6. Step 6: Final answer
    x = 83,925.68

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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.