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Finding the Fourth Proportional to 259,364.02, 357,925.07 and 146,186.77

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Solution

The fourth proportional to 259,364.02, 357,925.07 and 146,186.77 is: 201,739.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,364.02 : 357,925.07 = 146,186.77 : x
  2. Step 2: Convert to fraction form
    259,364.02/357,925.07 = 146,186.77/x
  3. Step 3: Cross multiply
    259,364.02x = 357,925.07 × 146,186.77
  4. Step 4: Simplify right side
    259,364.02x = 52,323,909,355.98
  5. Step 5: Solve for x
    x = 52,323,909,355.98/259,364.02
  6. Step 6: Final answer
    x = 201,739.28

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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.