Home / 258,762.08-357,088.02-145,584.56

Finding the Fourth Proportional to 258,762.08, 357,088.02 and 145,584.56

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Solution

The fourth proportional to 258,762.08, 357,088.02 and 145,584.56 is: 200,904.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,762.08 : 357,088.02 = 145,584.56 : x
  2. Step 2: Convert to fraction form
    258,762.08/357,088.02 = 145,584.56/x
  3. Step 3: Cross multiply
    258,762.08x = 357,088.02 × 145,584.56
  4. Step 4: Simplify right side
    258,762.08x = 51,986,502,437.77
  5. Step 5: Solve for x
    x = 51,986,502,437.77/258,762.08
  6. Step 6: Final answer
    x = 200,904.64

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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.