Home / 94,595.60-130,557.48-56,890.64

Finding the Fourth Proportional to 94,595.60, 130,557.48 and 56,890.64

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Solution

The fourth proportional to 94,595.60, 130,557.48 and 56,890.64 is: 78,518.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,595.60 : 130,557.48 = 56,890.64 : x
  2. Step 2: Convert to fraction form
    94,595.60/130,557.48 = 56,890.64/x
  3. Step 3: Cross multiply
    94,595.60x = 130,557.48 × 56,890.64
  4. Step 4: Simplify right side
    94,595.60x = 7,427,498,593.99
  5. Step 5: Solve for x
    x = 7,427,498,593.99/94,595.60
  6. Step 6: Final answer
    x = 78,518.44

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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.