Home / 103,544.24-142,595.28-93,247.60

Finding the Fourth Proportional to 103,544.24, 142,595.28 and 93,247.60

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Solution

The fourth proportional to 103,544.24, 142,595.28 and 93,247.60 is: 128,415.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,544.24 : 142,595.28 = 93,247.60 : x
  2. Step 2: Convert to fraction form
    103,544.24/142,595.28 = 93,247.60/x
  3. Step 3: Cross multiply
    103,544.24x = 142,595.28 × 93,247.60
  4. Step 4: Simplify right side
    103,544.24x = 13,296,667,631.33
  5. Step 5: Solve for x
    x = 13,296,667,631.33/103,544.24
  6. Step 6: Final answer
    x = 128,415.33

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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.