Home / 184,727.04-254,805.12-128,117.76

Finding the Fourth Proportional to 184,727.04, 254,805.12 and 128,117.76

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Solution

The fourth proportional to 184,727.04, 254,805.12 and 128,117.76 is: 176,720.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,727.04 : 254,805.12 = 128,117.76 : x
  2. Step 2: Convert to fraction form
    184,727.04/254,805.12 = 128,117.76/x
  3. Step 3: Cross multiply
    184,727.04x = 254,805.12 × 128,117.76
  4. Step 4: Simplify right side
    184,727.04x = 32,645,061,210.93
  5. Step 5: Solve for x
    x = 32,645,061,210.93/184,727.04
  6. Step 6: Final answer
    x = 176,720.53

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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.