Home / 130,176.90-195,265.35-47,051.46

Finding the Fourth Proportional to 130,176.90, 195,265.35 and 47,051.46

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Solution

The fourth proportional to 130,176.90, 195,265.35 and 47,051.46 is: 70,577.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,176.90 : 195,265.35 = 47,051.46 : x
  2. Step 2: Convert to fraction form
    130,176.90/195,265.35 = 47,051.46/x
  3. Step 3: Cross multiply
    130,176.90x = 195,265.35 × 47,051.46
  4. Step 4: Simplify right side
    130,176.90x = 9,187,519,804.91
  5. Step 5: Solve for x
    x = 9,187,519,804.91/130,176.90
  6. Step 6: Final answer
    x = 70,577.19

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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.