Home / 152,953.04-211,077.96-85,887.44

Finding the Fourth Proportional to 152,953.04, 211,077.96 and 85,887.44

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Solution

The fourth proportional to 152,953.04, 211,077.96 and 85,887.44 is: 118,526.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,953.04 : 211,077.96 = 85,887.44 : x
  2. Step 2: Convert to fraction form
    152,953.04/211,077.96 = 85,887.44/x
  3. Step 3: Cross multiply
    152,953.04x = 211,077.96 × 85,887.44
  4. Step 4: Simplify right side
    152,953.04x = 18,128,945,624.82
  5. Step 5: Solve for x
    x = 18,128,945,624.82/152,953.04
  6. Step 6: Final answer
    x = 118,526.22

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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.