Home / 258,804.48-357,271.04-151,359.68

Finding the Fourth Proportional to 258,804.48, 357,271.04 and 151,359.68

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Solution

The fourth proportional to 258,804.48, 357,271.04 and 151,359.68 is: 208,947.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,804.48 : 357,271.04 = 151,359.68 : x
  2. Step 2: Convert to fraction form
    258,804.48/357,271.04 = 151,359.68/x
  3. Step 3: Cross multiply
    258,804.48x = 357,271.04 × 151,359.68
  4. Step 4: Simplify right side
    258,804.48x = 54,076,430,287.67
  5. Step 5: Solve for x
    x = 54,076,430,287.67/258,804.48
  6. Step 6: Final answer
    x = 208,947.04

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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.