Home / 130,113.98-195,038.03-73,835.25

Finding the Fourth Proportional to 130,113.98, 195,038.03 and 73,835.25

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Solution

The fourth proportional to 130,113.98, 195,038.03 and 73,835.25 is: 110,677.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,113.98 : 195,038.03 = 73,835.25 : x
  2. Step 2: Convert to fraction form
    130,113.98/195,038.03 = 73,835.25/x
  3. Step 3: Cross multiply
    130,113.98x = 195,038.03 × 73,835.25
  4. Step 4: Simplify right side
    130,113.98x = 14,400,681,889.15
  5. Step 5: Solve for x
    x = 14,400,681,889.15/130,113.98
  6. Step 6: Final answer
    x = 110,677.44

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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.