Home / 288,999.51-433,536.19-111,557.27

Finding the Fourth Proportional to 288,999.51, 433,536.19 and 111,557.27

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Solution

The fourth proportional to 288,999.51, 433,536.19 and 111,557.27 is: 167,350.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,999.51 : 433,536.19 = 111,557.27 : x
  2. Step 2: Convert to fraction form
    288,999.51/433,536.19 = 111,557.27/x
  3. Step 3: Cross multiply
    288,999.51x = 433,536.19 × 111,557.27
  4. Step 4: Simplify right side
    288,999.51x = 48,364,113,802.60
  5. Step 5: Solve for x
    x = 48,364,113,802.60/288,999.51
  6. Step 6: Final answer
    x = 167,350.16

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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.