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Finding the Fourth Proportional to 259,573.59, 358,210.95 and 144,845.19

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Solution

The fourth proportional to 259,573.59, 358,210.95 and 144,845.19 is: 199,886.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,573.59 : 358,210.95 = 144,845.19 : x
  2. Step 2: Convert to fraction form
    259,573.59/358,210.95 = 144,845.19/x
  3. Step 3: Cross multiply
    259,573.59x = 358,210.95 × 144,845.19
  4. Step 4: Simplify right side
    259,573.59x = 51,885,133,112.83
  5. Step 5: Solve for x
    x = 51,885,133,112.83/259,573.59
  6. Step 6: Final answer
    x = 199,886.03

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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.