Home / 176,262.40-243,151.96-112,533.20

Finding the Fourth Proportional to 176,262.40, 243,151.96 and 112,533.20

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Solution

The fourth proportional to 176,262.40, 243,151.96 and 112,533.20 is: 155,238.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,262.40 : 243,151.96 = 112,533.20 : x
  2. Step 2: Convert to fraction form
    176,262.40/243,151.96 = 112,533.20/x
  3. Step 3: Cross multiply
    176,262.40x = 243,151.96 × 112,533.20
  4. Step 4: Simplify right side
    176,262.40x = 27,362,668,145.07
  5. Step 5: Solve for x
    x = 27,362,668,145.07/176,262.40
  6. Step 6: Final answer
    x = 155,238.26

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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.