Home / 145,223.04-217,646.22-65,201.94

Finding the Fourth Proportional to 145,223.04, 217,646.22 and 65,201.94

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Solution

The fourth proportional to 145,223.04, 217,646.22 and 65,201.94 is: 97,718.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,223.04 : 217,646.22 = 65,201.94 : x
  2. Step 2: Convert to fraction form
    145,223.04/217,646.22 = 65,201.94/x
  3. Step 3: Cross multiply
    145,223.04x = 217,646.22 × 65,201.94
  4. Step 4: Simplify right side
    145,223.04x = 14,190,955,777.67
  5. Step 5: Solve for x
    x = 14,190,955,777.67/145,223.04
  6. Step 6: Final answer
    x = 97,718.35

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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.