Home / 132,870.41-183,248.36-112,274.81

Finding the Fourth Proportional to 132,870.41, 183,248.36 and 112,274.81

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Solution

The fourth proportional to 132,870.41, 183,248.36 and 112,274.81 is: 154,843.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,870.41 : 183,248.36 = 112,274.81 : x
  2. Step 2: Convert to fraction form
    132,870.41/183,248.36 = 112,274.81/x
  3. Step 3: Cross multiply
    132,870.41x = 183,248.36 × 112,274.81
  4. Step 4: Simplify right side
    132,870.41x = 20,574,174,432.41
  5. Step 5: Solve for x
    x = 20,574,174,432.41/132,870.41
  6. Step 6: Final answer
    x = 154,843.92

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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.