Home / 94,110.12-129,872.22-51,671.40

Finding the Fourth Proportional to 94,110.12, 129,872.22 and 51,671.40

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Solution

The fourth proportional to 94,110.12, 129,872.22 and 51,671.40 is: 71,306.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,110.12 : 129,872.22 = 51,671.40 : x
  2. Step 2: Convert to fraction form
    94,110.12/129,872.22 = 51,671.40/x
  3. Step 3: Cross multiply
    94,110.12x = 129,872.22 × 51,671.40
  4. Step 4: Simplify right side
    94,110.12x = 6,710,679,428.51
  5. Step 5: Solve for x
    x = 6,710,679,428.51/94,110.12
  6. Step 6: Final answer
    x = 71,306.67

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1.5x scale

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.