Home / 145,568.07-218,349.66-65,561.52

Finding the Fourth Proportional to 145,568.07, 218,349.66 and 65,561.52

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Solution

The fourth proportional to 145,568.07, 218,349.66 and 65,561.52 is: 98,341.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,568.07 : 218,349.66 = 65,561.52 : x
  2. Step 2: Convert to fraction form
    145,568.07/218,349.66 = 65,561.52/x
  3. Step 3: Cross multiply
    145,568.07x = 218,349.66 × 65,561.52
  4. Step 4: Simplify right side
    145,568.07x = 14,315,335,601.08
  5. Step 5: Solve for x
    x = 14,315,335,601.08/145,568.07
  6. Step 6: Final answer
    x = 98,341.18

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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.