Home / 176,444.28-243,400.32-107,555.13

Finding the Fourth Proportional to 176,444.28, 243,400.32 and 107,555.13

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Solution

The fourth proportional to 176,444.28, 243,400.32 and 107,555.13 is: 148,369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,444.28 : 243,400.32 = 107,555.13 : x
  2. Step 2: Convert to fraction form
    176,444.28/243,400.32 = 107,555.13/x
  3. Step 3: Cross multiply
    176,444.28x = 243,400.32 × 107,555.13
  4. Step 4: Simplify right side
    176,444.28x = 26,178,953,059.64
  5. Step 5: Solve for x
    x = 26,178,953,059.64/176,444.28
  6. Step 6: Final answer
    x = 148,369.52

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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.