Home / 118,044.07-162,900.84-64,329.10

Finding the Fourth Proportional to 118,044.07, 162,900.84 and 64,329.10

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Solution

The fourth proportional to 118,044.07, 162,900.84 and 64,329.10 is: 88,774.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,044.07 : 162,900.84 = 64,329.10 : x
  2. Step 2: Convert to fraction form
    118,044.07/162,900.84 = 64,329.10/x
  3. Step 3: Cross multiply
    118,044.07x = 162,900.84 × 64,329.10
  4. Step 4: Simplify right side
    118,044.07x = 10,479,264,426.44
  5. Step 5: Solve for x
    x = 10,479,264,426.44/118,044.07
  6. Step 6: Final answer
    x = 88,774.17

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1.5x scale

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.