Home / 94,610.74-141,881.48-31,419.40

Finding the Fourth Proportional to 94,610.74, 141,881.48 and 31,419.40

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Solution

The fourth proportional to 94,610.74, 141,881.48 and 31,419.40 is: 47,117.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,610.74 : 141,881.48 = 31,419.40 : x
  2. Step 2: Convert to fraction form
    94,610.74/141,881.48 = 31,419.40/x
  3. Step 3: Cross multiply
    94,610.74x = 141,881.48 × 31,419.40
  4. Step 4: Simplify right side
    94,610.74x = 4,457,830,106.21
  5. Step 5: Solve for x
    x = 4,457,830,106.21/94,610.74
  6. Step 6: Final answer
    x = 47,117.59

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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.