Home / 145,112.04-217,536.66-51,595.92

Finding the Fourth Proportional to 145,112.04, 217,536.66 and 51,595.92

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Solution

The fourth proportional to 145,112.04, 217,536.66 and 51,595.92 is: 77,347.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,112.04 : 217,536.66 = 51,595.92 : x
  2. Step 2: Convert to fraction form
    145,112.04/217,536.66 = 51,595.92/x
  3. Step 3: Cross multiply
    145,112.04x = 217,536.66 × 51,595.92
  4. Step 4: Simplify right side
    145,112.04x = 11,224,004,106.43
  5. Step 5: Solve for x
    x = 11,224,004,106.43/145,112.04
  6. Step 6: Final answer
    x = 77,347.16

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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.