Home / 184,145.04-254,117.64-103,572.54

Finding the Fourth Proportional to 184,145.04, 254,117.64 and 103,572.54

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Solution

The fourth proportional to 184,145.04, 254,117.64 and 103,572.54 is: 142,928.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,145.04 : 254,117.64 = 103,572.54 : x
  2. Step 2: Convert to fraction form
    184,145.04/254,117.64 = 103,572.54/x
  3. Step 3: Cross multiply
    184,145.04x = 254,117.64 × 103,572.54
  4. Step 4: Simplify right side
    184,145.04x = 26,319,609,433.61
  5. Step 5: Solve for x
    x = 26,319,609,433.61/184,145.04
  6. Step 6: Final answer
    x = 142,928.69

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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.