Home / 91,737.36-126,595.56-51,450.24

Finding the Fourth Proportional to 91,737.36, 126,595.56 and 51,450.24

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Solution

The fourth proportional to 91,737.36, 126,595.56 and 51,450.24 is: 71,000.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,737.36 : 126,595.56 = 51,450.24 : x
  2. Step 2: Convert to fraction form
    91,737.36/126,595.56 = 51,450.24/x
  3. Step 3: Cross multiply
    91,737.36x = 126,595.56 × 51,450.24
  4. Step 4: Simplify right side
    91,737.36x = 6,513,371,611.10
  5. Step 5: Solve for x
    x = 6,513,371,611.10/91,737.36
  6. Step 6: Final answer
    x = 71,000.21

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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.