Home / 237,885.03-328,281.80-130,455.86

Finding the Fourth Proportional to 237,885.03, 328,281.80 and 130,455.86

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Solution

The fourth proportional to 237,885.03, 328,281.80 and 130,455.86 is: 180,029.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,885.03 : 328,281.80 = 130,455.86 : x
  2. Step 2: Convert to fraction form
    237,885.03/328,281.80 = 130,455.86/x
  3. Step 3: Cross multiply
    237,885.03x = 328,281.80 × 130,455.86
  4. Step 4: Simplify right side
    237,885.03x = 42,826,282,247.66
  5. Step 5: Solve for x
    x = 42,826,282,247.66/237,885.03
  6. Step 6: Final answer
    x = 180,029.33

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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.