Home / 94,088.90-129,838.74-51,648.42

Finding the Fourth Proportional to 94,088.90, 129,838.74 and 51,648.42

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Solution

The fourth proportional to 94,088.90, 129,838.74 and 51,648.42 is: 71,272.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,088.90 : 129,838.74 = 51,648.42 : x
  2. Step 2: Convert to fraction form
    94,088.90/129,838.74 = 51,648.42/x
  3. Step 3: Cross multiply
    94,088.90x = 129,838.74 × 51,648.42
  4. Step 4: Simplify right side
    94,088.90x = 6,705,965,775.79
  5. Step 5: Solve for x
    x = 6,705,965,775.79/94,088.90
  6. Step 6: Final answer
    x = 71,272.66

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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.