Home / 355,272.36-532,886.67-118,595.22

Finding the Fourth Proportional to 355,272.36, 532,886.67 and 118,595.22

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Solution

The fourth proportional to 355,272.36, 532,886.67 and 118,595.22 is: 177,885.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,272.36 : 532,886.67 = 118,595.22 : x
  2. Step 2: Convert to fraction form
    355,272.36/532,886.67 = 118,595.22/x
  3. Step 3: Cross multiply
    355,272.36x = 532,886.67 × 118,595.22
  4. Step 4: Simplify right side
    355,272.36x = 63,197,811,863.72
  5. Step 5: Solve for x
    x = 63,197,811,863.72/355,272.36
  6. Step 6: Final answer
    x = 177,885.53

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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.