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Finding the Fourth Proportional to 375,099.50, 562,649.26 and 112,443.50

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Solution

The fourth proportional to 375,099.50, 562,649.26 and 112,443.50 is: 168,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,099.50 : 562,649.26 = 112,443.50 : x
  2. Step 2: Convert to fraction form
    375,099.50/562,649.26 = 112,443.50/x
  3. Step 3: Cross multiply
    375,099.50x = 562,649.26 × 112,443.50
  4. Step 4: Simplify right side
    375,099.50x = 63,266,252,066.81
  5. Step 5: Solve for x
    x = 63,266,252,066.81/375,099.50
  6. Step 6: Final answer
    x = 168,665.25

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1.5x scale

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.