Home / 112,063.41-154,645.59-61,076.74

Finding the Fourth Proportional to 112,063.41, 154,645.59 and 61,076.74

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Solution

The fourth proportional to 112,063.41, 154,645.59 and 61,076.74 is: 84,284.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,063.41 : 154,645.59 = 61,076.74 : x
  2. Step 2: Convert to fraction form
    112,063.41/154,645.59 = 61,076.74/x
  3. Step 3: Cross multiply
    112,063.41x = 154,645.59 × 61,076.74
  4. Step 4: Simplify right side
    112,063.41x = 9,445,248,492.58
  5. Step 5: Solve for x
    x = 9,445,248,492.58/112,063.41
  6. Step 6: Final answer
    x = 84,284.86

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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.