Home / 238,054.10-328,513.74-130,625.91

Finding the Fourth Proportional to 238,054.10, 328,513.74 and 130,625.91

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Solution

The fourth proportional to 238,054.10, 328,513.74 and 130,625.91 is: 180,263.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,054.10 : 328,513.74 = 130,625.91 : x
  2. Step 2: Convert to fraction form
    238,054.10/328,513.74 = 130,625.91/x
  3. Step 3: Cross multiply
    238,054.10x = 328,513.74 × 130,625.91
  4. Step 4: Simplify right side
    238,054.10x = 42,912,406,235.00
  5. Step 5: Solve for x
    x = 42,912,406,235.00/238,054.10
  6. Step 6: Final answer
    x = 180,263.26

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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.