Home / 122,155.30-183,259.11-37,913.70

Finding the Fourth Proportional to 122,155.30, 183,259.11 and 37,913.70

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Solution

The fourth proportional to 122,155.30, 183,259.11 and 37,913.70 is: 56,878.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,155.30 : 183,259.11 = 37,913.70 : x
  2. Step 2: Convert to fraction form
    122,155.30/183,259.11 = 37,913.70/x
  3. Step 3: Cross multiply
    122,155.30x = 183,259.11 × 37,913.70
  4. Step 4: Simplify right side
    122,155.30x = 6,948,030,918.81
  5. Step 5: Solve for x
    x = 6,948,030,918.81/122,155.30
  6. Step 6: Final answer
    x = 56,878.67

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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.