Home / 112,746.11-169,123.28-37,868.72

Finding the Fourth Proportional to 112,746.11, 169,123.28 and 37,868.72

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Solution

The fourth proportional to 112,746.11, 169,123.28 and 37,868.72 is: 56,804.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,746.11 : 169,123.28 = 37,868.72 : x
  2. Step 2: Convert to fraction form
    112,746.11/169,123.28 = 37,868.72/x
  3. Step 3: Cross multiply
    112,746.11x = 169,123.28 × 37,868.72
  4. Step 4: Simplify right side
    112,746.11x = 6,404,482,135.80
  5. Step 5: Solve for x
    x = 6,404,482,135.80/112,746.11
  6. Step 6: Final answer
    x = 56,804.46

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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.