Home / 90,737.08-136,133.32-46,394.98

Finding the Fourth Proportional to 90,737.08, 136,133.32 and 46,394.98

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Solution

The fourth proportional to 90,737.08, 136,133.32 and 46,394.98 is: 69,606.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,737.08 : 136,133.32 = 46,394.98 : x
  2. Step 2: Convert to fraction form
    90,737.08/136,133.32 = 46,394.98/x
  3. Step 3: Cross multiply
    90,737.08x = 136,133.32 × 46,394.98
  4. Step 4: Simplify right side
    90,737.08x = 6,315,902,658.73
  5. Step 5: Solve for x
    x = 6,315,902,658.73/90,737.08
  6. Step 6: Final answer
    x = 69,606.63

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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.