Home / 142,035.16-213,077.35-63,155.54

Finding the Fourth Proportional to 142,035.16, 213,077.35 and 63,155.54

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Solution

The fourth proportional to 142,035.16, 213,077.35 and 63,155.54 is: 94,744.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,035.16 : 213,077.35 = 63,155.54 : x
  2. Step 2: Convert to fraction form
    142,035.16/213,077.35 = 63,155.54/x
  3. Step 3: Cross multiply
    142,035.16x = 213,077.35 × 63,155.54
  4. Step 4: Simplify right side
    142,035.16x = 13,457,014,410.44
  5. Step 5: Solve for x
    x = 13,457,014,410.44/142,035.16
  6. Step 6: Final answer
    x = 94,744.25

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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.