Home / 104,600.45-144,348.80-56,853.67

Finding the Fourth Proportional to 104,600.45, 144,348.80 and 56,853.67

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Solution

The fourth proportional to 104,600.45, 144,348.80 and 56,853.67 is: 78,458.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,600.45 : 144,348.80 = 56,853.67 : x
  2. Step 2: Convert to fraction form
    104,600.45/144,348.80 = 56,853.67/x
  3. Step 3: Cross multiply
    104,600.45x = 144,348.80 × 56,853.67
  4. Step 4: Simplify right side
    104,600.45x = 8,206,759,040.10
  5. Step 5: Solve for x
    x = 8,206,759,040.10/104,600.45
  6. Step 6: Final answer
    x = 78,458.16

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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.