Home / 64,937.55-97,358.81-20,539.47

Finding the Fourth Proportional to 64,937.55, 97,358.81 and 20,539.47

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Solution

The fourth proportional to 64,937.55, 97,358.81 and 20,539.47 is: 30,794.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,937.55 : 97,358.81 = 20,539.47 : x
  2. Step 2: Convert to fraction form
    64,937.55/97,358.81 = 20,539.47/x
  3. Step 3: Cross multiply
    64,937.55x = 97,358.81 × 20,539.47
  4. Step 4: Simplify right side
    64,937.55x = 1,999,698,254.53
  5. Step 5: Solve for x
    x = 1,999,698,254.53/64,937.55
  6. Step 6: Final answer
    x = 30,794.17

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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.