Home / 141,348.04-195,050.34-77,689.96

Finding the Fourth Proportional to 141,348.04, 195,050.34 and 77,689.96

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Solution

The fourth proportional to 141,348.04, 195,050.34 and 77,689.96 is: 107,206.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,348.04 : 195,050.34 = 77,689.96 : x
  2. Step 2: Convert to fraction form
    141,348.04/195,050.34 = 77,689.96/x
  3. Step 3: Cross multiply
    141,348.04x = 195,050.34 × 77,689.96
  4. Step 4: Simplify right side
    141,348.04x = 15,153,453,112.59
  5. Step 5: Solve for x
    x = 15,153,453,112.59/141,348.04
  6. Step 6: Final answer
    x = 107,206.67

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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.