Home / 114,627.90-171,878.85-39,741.36

Finding the Fourth Proportional to 114,627.90, 171,878.85 and 39,741.36

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Solution

The fourth proportional to 114,627.90, 171,878.85 and 39,741.36 is: 59,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,627.90 : 171,878.85 = 39,741.36 : x
  2. Step 2: Convert to fraction form
    114,627.90/171,878.85 = 39,741.36/x
  3. Step 3: Cross multiply
    114,627.90x = 171,878.85 × 39,741.36
  4. Step 4: Simplify right side
    114,627.90x = 6,830,699,254.24
  5. Step 5: Solve for x
    x = 6,830,699,254.24/114,627.90
  6. Step 6: Final answer
    x = 59,590.20

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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.