Home / 72,450.07-100,002.63-50,946.39

Finding the Fourth Proportional to 72,450.07, 100,002.63 and 50,946.39

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Solution

The fourth proportional to 72,450.07, 100,002.63 and 50,946.39 is: 70,321.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,450.07 : 100,002.63 = 50,946.39 : x
  2. Step 2: Convert to fraction form
    72,450.07/100,002.63 = 50,946.39/x
  3. Step 3: Cross multiply
    72,450.07x = 100,002.63 × 50,946.39
  4. Step 4: Simplify right side
    72,450.07x = 5,094,773,031.45
  5. Step 5: Solve for x
    x = 5,094,773,031.45/72,450.07
  6. Step 6: Final answer
    x = 70,321.16

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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.