Home / 104,423.07-144,099.99-56,675.40

Finding the Fourth Proportional to 104,423.07, 144,099.99 and 56,675.40

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Solution

The fourth proportional to 104,423.07, 144,099.99 and 56,675.40 is: 78,209.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,423.07 : 144,099.99 = 56,675.40 : x
  2. Step 2: Convert to fraction form
    104,423.07/144,099.99 = 56,675.40/x
  3. Step 3: Cross multiply
    104,423.07x = 144,099.99 × 56,675.40
  4. Step 4: Simplify right side
    104,423.07x = 8,166,923,820.34
  5. Step 5: Solve for x
    x = 8,166,923,820.34/104,423.07
  6. Step 6: Final answer
    x = 78,209.95

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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.