Home / 207,023.37-310,534.71-64,879.59

Finding the Fourth Proportional to 207,023.37, 310,534.71 and 64,879.59

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Solution

The fourth proportional to 207,023.37, 310,534.71 and 64,879.59 is: 97,319.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,023.37 : 310,534.71 = 64,879.59 : x
  2. Step 2: Convert to fraction form
    207,023.37/310,534.71 = 64,879.59/x
  3. Step 3: Cross multiply
    207,023.37x = 310,534.71 × 64,879.59
  4. Step 4: Simplify right side
    207,023.37x = 20,147,364,665.57
  5. Step 5: Solve for x
    x = 20,147,364,665.57/207,023.37
  6. Step 6: Final answer
    x = 97,319.28

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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.