Home / 112,056.75-154,633.80-61,068.42

Finding the Fourth Proportional to 112,056.75, 154,633.80 and 61,068.42

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Solution

The fourth proportional to 112,056.75, 154,633.80 and 61,068.42 is: 84,271.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,056.75 : 154,633.80 = 61,068.42 : x
  2. Step 2: Convert to fraction form
    112,056.75/154,633.80 = 61,068.42/x
  3. Step 3: Cross multiply
    112,056.75x = 154,633.80 × 61,068.42
  4. Step 4: Simplify right side
    112,056.75x = 9,443,241,844.60
  5. Step 5: Solve for x
    x = 9,443,241,844.60/112,056.75
  6. Step 6: Final answer
    x = 84,271.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.