Home / 77,440.04-116,116.86-37,912.04

Finding the Fourth Proportional to 77,440.04, 116,116.86 and 37,912.04

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Solution

The fourth proportional to 77,440.04, 116,116.86 and 37,912.04 is: 56,846.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,440.04 : 116,116.86 = 37,912.04 : x
  2. Step 2: Convert to fraction form
    77,440.04/116,116.86 = 37,912.04/x
  3. Step 3: Cross multiply
    77,440.04x = 116,116.86 × 37,912.04
  4. Step 4: Simplify right side
    77,440.04x = 4,402,227,040.99
  5. Step 5: Solve for x
    x = 4,402,227,040.99/77,440.04
  6. Step 6: Final answer
    x = 56,846.91

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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.