Home / 112,032.70-168,000.45-37,123.90

Finding the Fourth Proportional to 112,032.70, 168,000.45 and 37,123.90

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Solution

The fourth proportional to 112,032.70, 168,000.45 and 37,123.90 is: 55,669.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,032.70 : 168,000.45 = 37,123.90 : x
  2. Step 2: Convert to fraction form
    112,032.70/168,000.45 = 37,123.90/x
  3. Step 3: Cross multiply
    112,032.70x = 168,000.45 × 37,123.90
  4. Step 4: Simplify right side
    112,032.70x = 6,236,831,905.76
  5. Step 5: Solve for x
    x = 6,236,831,905.76/112,032.70
  6. Step 6: Final answer
    x = 55,669.75

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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.