Home / 64,907.01-89,570.67-36,225.18

Finding the Fourth Proportional to 64,907.01, 89,570.67 and 36,225.18

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Solution

The fourth proportional to 64,907.01, 89,570.67 and 36,225.18 is: 49,990.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,907.01 : 89,570.67 = 36,225.18 : x
  2. Step 2: Convert to fraction form
    64,907.01/89,570.67 = 36,225.18/x
  3. Step 3: Cross multiply
    64,907.01x = 89,570.67 × 36,225.18
  4. Step 4: Simplify right side
    64,907.01x = 3,244,713,643.47
  5. Step 5: Solve for x
    x = 3,244,713,643.47/64,907.01
  6. Step 6: Final answer
    x = 49,990.19

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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.