Home / 153,242.55-229,953.87-64,489.23

Finding the Fourth Proportional to 153,242.55, 229,953.87 and 64,489.23

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Solution

The fourth proportional to 153,242.55, 229,953.87 and 64,489.23 is: 96,771.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,242.55 : 229,953.87 = 64,489.23 : x
  2. Step 2: Convert to fraction form
    153,242.55/229,953.87 = 64,489.23/x
  3. Step 3: Cross multiply
    153,242.55x = 229,953.87 × 64,489.23
  4. Step 4: Simplify right side
    153,242.55x = 14,829,548,011.82
  5. Step 5: Solve for x
    x = 14,829,548,011.82/153,242.55
  6. Step 6: Final answer
    x = 96,771.74

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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.