Home / 91,622.76-137,450.54-47,237.59

Finding the Fourth Proportional to 91,622.76, 137,450.54 and 47,237.59

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Solution

The fourth proportional to 91,622.76, 137,450.54 and 47,237.59 is: 70,864.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,622.76 : 137,450.54 = 47,237.59 : x
  2. Step 2: Convert to fraction form
    91,622.76/137,450.54 = 47,237.59/x
  3. Step 3: Cross multiply
    91,622.76x = 137,450.54 × 47,237.59
  4. Step 4: Simplify right side
    91,622.76x = 6,492,832,253.80
  5. Step 5: Solve for x
    x = 6,492,832,253.80/91,622.76
  6. Step 6: Final answer
    x = 70,864.84

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1.5x scale

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.