Home / 97,367.79-145,984.01-38,209.35

Finding the Fourth Proportional to 97,367.79, 145,984.01 and 38,209.35

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Solution

The fourth proportional to 97,367.79, 145,984.01 and 38,209.35 is: 57,287.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,367.79 : 145,984.01 = 38,209.35 : x
  2. Step 2: Convert to fraction form
    97,367.79/145,984.01 = 38,209.35/x
  3. Step 3: Cross multiply
    97,367.79x = 145,984.01 × 38,209.35
  4. Step 4: Simplify right side
    97,367.79x = 5,577,953,941.45
  5. Step 5: Solve for x
    x = 5,577,953,941.45/97,367.79
  6. Step 6: Final answer
    x = 57,287.47

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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.