Home / 145,113.32-217,709.37-60,829.18

Finding the Fourth Proportional to 145,113.32, 217,709.37 and 60,829.18

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Solution

The fourth proportional to 145,113.32, 217,709.37 and 60,829.18 is: 91,260.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,113.32 : 217,709.37 = 60,829.18 : x
  2. Step 2: Convert to fraction form
    145,113.32/217,709.37 = 60,829.18/x
  3. Step 3: Cross multiply
    145,113.32x = 217,709.37 × 60,829.18
  4. Step 4: Simplify right side
    145,113.32x = 13,243,081,911.14
  5. Step 5: Solve for x
    x = 13,243,081,911.14/145,113.32
  6. Step 6: Final answer
    x = 91,260.28

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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.