Home / 56,095.60-77,412.06-30,602.02

Finding the Fourth Proportional to 56,095.60, 77,412.06 and 30,602.02

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Solution

The fourth proportional to 56,095.60, 77,412.06 and 30,602.02 is: 42,230.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,095.60 : 77,412.06 = 30,602.02 : x
  2. Step 2: Convert to fraction form
    56,095.60/77,412.06 = 30,602.02/x
  3. Step 3: Cross multiply
    56,095.60x = 77,412.06 × 30,602.02
  4. Step 4: Simplify right side
    56,095.60x = 2,368,965,408.36
  5. Step 5: Solve for x
    x = 2,368,965,408.36/56,095.60
  6. Step 6: Final answer
    x = 42,230.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.