Home / 97,271.92-145,853.16-30,699.64

Finding the Fourth Proportional to 97,271.92, 145,853.16 and 30,699.64

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Solution

The fourth proportional to 97,271.92, 145,853.16 and 30,699.64 is: 46,032.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,271.92 : 145,853.16 = 30,699.64 : x
  2. Step 2: Convert to fraction form
    97,271.92/145,853.16 = 30,699.64/x
  3. Step 3: Cross multiply
    97,271.92x = 145,853.16 × 30,699.64
  4. Step 4: Simplify right side
    97,271.92x = 4,477,639,504.86
  5. Step 5: Solve for x
    x = 4,477,639,504.86/97,271.92
  6. Step 6: Final answer
    x = 46,032.19

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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.