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Finding the Fourth Proportional to 184,970.70, 255,264.70 and 112,349.06

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Solution

The fourth proportional to 184,970.70, 255,264.70 and 112,349.06 is: 155,044.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,970.70 : 255,264.70 = 112,349.06 : x
  2. Step 2: Convert to fraction form
    184,970.70/255,264.70 = 112,349.06/x
  3. Step 3: Cross multiply
    184,970.70x = 255,264.70 × 112,349.06
  4. Step 4: Simplify right side
    184,970.70x = 28,678,749,096.18
  5. Step 5: Solve for x
    x = 28,678,749,096.18/184,970.70
  6. Step 6: Final answer
    x = 155,044.82

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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.