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Finding the Fourth Proportional to 259,159.06, 357,650.40 and 144,437.77

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Solution

The fourth proportional to 259,159.06, 357,650.40 and 144,437.77 is: 199,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,159.06 : 357,650.40 = 144,437.77 : x
  2. Step 2: Convert to fraction form
    259,159.06/357,650.40 = 144,437.77/x
  3. Step 3: Cross multiply
    259,159.06x = 357,650.40 × 144,437.77
  4. Step 4: Simplify right side
    259,159.06x = 51,658,226,215.61
  5. Step 5: Solve for x
    x = 51,658,226,215.61/259,159.06
  6. Step 6: Final answer
    x = 199,330.20

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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.