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Finding the Fourth Proportional to 265,673.89, 366,618.93 and 144,812.51

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Solution

The fourth proportional to 265,673.89, 366,618.93 and 144,812.51 is: 199,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,673.89 : 366,618.93 = 144,812.51 : x
  2. Step 2: Convert to fraction form
    265,673.89/366,618.93 = 144,812.51/x
  3. Step 3: Cross multiply
    265,673.89x = 366,618.93 × 144,812.51
  4. Step 4: Simplify right side
    265,673.89x = 53,091,007,466.81
  5. Step 5: Solve for x
    x = 53,091,007,466.81/265,673.89
  6. Step 6: Final answer
    x = 199,835.25

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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.