Home / 258,328.13-387,497.53-94,004.90

Finding the Fourth Proportional to 258,328.13, 387,497.53 and 94,004.90

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Solution

The fourth proportional to 258,328.13, 387,497.53 and 94,004.90 is: 141,009.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,328.13 : 387,497.53 = 94,004.90 : x
  2. Step 2: Convert to fraction form
    258,328.13/387,497.53 = 94,004.90/x
  3. Step 3: Cross multiply
    258,328.13x = 387,497.53 × 94,004.90
  4. Step 4: Simplify right side
    258,328.13x = 36,426,666,191.03
  5. Step 5: Solve for x
    x = 36,426,666,191.03/258,328.13
  6. Step 6: Final answer
    x = 141,009.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.