Home / 184,278.51-276,242.63-72,030.69

Finding the Fourth Proportional to 184,278.51, 276,242.63 and 72,030.69

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Solution

The fourth proportional to 184,278.51, 276,242.63 and 72,030.69 is: 107,977.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,278.51 : 276,242.63 = 72,030.69 : x
  2. Step 2: Convert to fraction form
    184,278.51/276,242.63 = 72,030.69/x
  3. Step 3: Cross multiply
    184,278.51x = 276,242.63 × 72,030.69
  4. Step 4: Simplify right side
    184,278.51x = 19,897,946,886.16
  5. Step 5: Solve for x
    x = 19,897,946,886.16/184,278.51
  6. Step 6: Final answer
    x = 107,977.58

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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.