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Finding the Fourth Proportional to 224,852.56, 310,292.72 and 122,875.76

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Solution

The fourth proportional to 224,852.56, 310,292.72 and 122,875.76 is: 169,566.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,852.56 : 310,292.72 = 122,875.76 : x
  2. Step 2: Convert to fraction form
    224,852.56/310,292.72 = 122,875.76/x
  3. Step 3: Cross multiply
    224,852.56x = 310,292.72 × 122,875.76
  4. Step 4: Simplify right side
    224,852.56x = 38,127,453,792.47
  5. Step 5: Solve for x
    x = 38,127,453,792.47/224,852.56
  6. Step 6: Final answer
    x = 169,566.47

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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.