Home / 176,090.14-242,734.76-107,980.81

Finding the Fourth Proportional to 176,090.14, 242,734.76 and 107,980.81

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Solution

The fourth proportional to 176,090.14, 242,734.76 and 107,980.81 is: 148,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,090.14 : 242,734.76 = 107,980.81 : x
  2. Step 2: Convert to fraction form
    176,090.14/242,734.76 = 107,980.81/x
  3. Step 3: Cross multiply
    176,090.14x = 242,734.76 × 107,980.81
  4. Step 4: Simplify right side
    176,090.14x = 26,210,696,623.53
  5. Step 5: Solve for x
    x = 26,210,696,623.53/176,090.14
  6. Step 6: Final answer
    x = 148,848.18

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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.