Home / 112,041.51-168,088.19-49,716.87

Finding the Fourth Proportional to 112,041.51, 168,088.19 and 49,716.87

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Solution

The fourth proportional to 112,041.51, 168,088.19 and 49,716.87 is: 74,586.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,041.51 : 168,088.19 = 49,716.87 : x
  2. Step 2: Convert to fraction form
    112,041.51/168,088.19 = 49,716.87/x
  3. Step 3: Cross multiply
    112,041.51x = 168,088.19 × 49,716.87
  4. Step 4: Simplify right side
    112,041.51x = 8,356,818,442.18
  5. Step 5: Solve for x
    x = 8,356,818,442.18/112,041.51
  6. Step 6: Final answer
    x = 74,586.81

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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.