Home / 64,698.23-89,283.38-36,403.92

Finding the Fourth Proportional to 64,698.23, 89,283.38 and 36,403.92

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Solution

The fourth proportional to 64,698.23, 89,283.38 and 36,403.92 is: 50,237.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,698.23 : 89,283.38 = 36,403.92 : x
  2. Step 2: Convert to fraction form
    64,698.23/89,283.38 = 36,403.92/x
  3. Step 3: Cross multiply
    64,698.23x = 89,283.38 × 36,403.92
  4. Step 4: Simplify right side
    64,698.23x = 3,250,264,840.83
  5. Step 5: Solve for x
    x = 3,250,264,840.83/64,698.23
  6. Step 6: Final answer
    x = 50,237.31

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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.