Home / 145,114.04-217,539.66-51,597.92

Finding the Fourth Proportional to 145,114.04, 217,539.66 and 51,597.92

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Solution

The fourth proportional to 145,114.04, 217,539.66 and 51,597.92 is: 77,350.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,114.04 : 217,539.66 = 51,597.92 : x
  2. Step 2: Convert to fraction form
    145,114.04/217,539.66 = 51,597.92/x
  3. Step 3: Cross multiply
    145,114.04x = 217,539.66 × 51,597.92
  4. Step 4: Simplify right side
    145,114.04x = 11,224,593,973.51
  5. Step 5: Solve for x
    x = 11,224,593,973.51/145,114.04
  6. Step 6: Final answer
    x = 77,350.16

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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.