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Finding the Fourth Proportional to 265,335.81, 366,170.40 and 144,482.19

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Solution

The fourth proportional to 265,335.81, 366,170.40 and 144,482.19 is: 199,389.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,335.81 : 366,170.40 = 144,482.19 : x
  2. Step 2: Convert to fraction form
    265,335.81/366,170.40 = 144,482.19/x
  3. Step 3: Cross multiply
    265,335.81x = 366,170.40 × 144,482.19
  4. Step 4: Simplify right side
    265,335.81x = 52,905,101,305.18
  5. Step 5: Solve for x
    x = 52,905,101,305.18/265,335.81
  6. Step 6: Final answer
    x = 199,389.22

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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.