Home / 93,530.12-129,050.42-55,797

Finding the Fourth Proportional to 93,530.12, 129,050.42 and 55,797

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Solution

The fourth proportional to 93,530.12, 129,050.42 and 55,797 is: 76,987.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,530.12 : 129,050.42 = 55,797 : x
  2. Step 2: Convert to fraction form
    93,530.12/129,050.42 = 55,797/x
  3. Step 3: Cross multiply
    93,530.12x = 129,050.42 × 55,797
  4. Step 4: Simplify right side
    93,530.12x = 7,200,626,284.74
  5. Step 5: Solve for x
    x = 7,200,626,284.74/93,530.12
  6. Step 6: Final answer
    x = 76,987.25

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1.5x scale

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.