Home / 140,070.69-210,167.63-73,495.15

Finding the Fourth Proportional to 140,070.69, 210,167.63 and 73,495.15

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Solution

The fourth proportional to 140,070.69, 210,167.63 and 73,495.15 is: 110,275.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,070.69 : 210,167.63 = 73,495.15 : x
  2. Step 2: Convert to fraction form
    140,070.69/210,167.63 = 73,495.15/x
  3. Step 3: Cross multiply
    140,070.69x = 210,167.63 × 73,495.15
  4. Step 4: Simplify right side
    140,070.69x = 15,446,301,491.99
  5. Step 5: Solve for x
    x = 15,446,301,491.99/140,070.69
  6. Step 6: Final answer
    x = 110,275.04

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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.