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Finding the Fourth Proportional to 176,559, 243,671.72 and 104,938.32

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Solution

The fourth proportional to 176,559, 243,671.72 and 104,938.32 is: 144,826.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,559 : 243,671.72 = 104,938.32 : x
  2. Step 2: Convert to fraction form
    176,559/243,671.72 = 104,938.32/x
  3. Step 3: Cross multiply
    176,559x = 243,671.72 × 104,938.32
  4. Step 4: Simplify right side
    176,559x = 25,570,500,928.31
  5. Step 5: Solve for x
    x = 25,570,500,928.31/176,559
  6. Step 6: Final answer
    x = 144,826.95

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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.