Home / 118,041.17-162,898.70-64,326.22

Finding the Fourth Proportional to 118,041.17, 162,898.70 and 64,326.22

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Solution

The fourth proportional to 118,041.17, 162,898.70 and 64,326.22 is: 88,771.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,041.17 : 162,898.70 = 64,326.22 : x
  2. Step 2: Convert to fraction form
    118,041.17/162,898.70 = 64,326.22/x
  3. Step 3: Cross multiply
    118,041.17x = 162,898.70 × 64,326.22
  4. Step 4: Simplify right side
    118,041.17x = 10,478,656,885.04
  5. Step 5: Solve for x
    x = 10,478,656,885.04/118,041.17
  6. Step 6: Final answer
    x = 88,771.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.