Home / 129,284.79-193,526.24-69,973.35

Finding the Fourth Proportional to 129,284.79, 193,526.24 and 69,973.35

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Solution

The fourth proportional to 129,284.79, 193,526.24 and 69,973.35 is: 104,743.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,284.79 : 193,526.24 = 69,973.35 : x
  2. Step 2: Convert to fraction form
    129,284.79/193,526.24 = 69,973.35/x
  3. Step 3: Cross multiply
    129,284.79x = 193,526.24 × 69,973.35
  4. Step 4: Simplify right side
    129,284.79x = 13,541,678,975.84
  5. Step 5: Solve for x
    x = 13,541,678,975.84/129,284.79
  6. Step 6: Final answer
    x = 104,743.02

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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.