Home / 238,280.48-328,827.07-130,852.31

Finding the Fourth Proportional to 238,280.48, 328,827.07 and 130,852.31

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Solution

The fourth proportional to 238,280.48, 328,827.07 and 130,852.31 is: 180,576.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,280.48 : 328,827.07 = 130,852.31 : x
  2. Step 2: Convert to fraction form
    238,280.48/328,827.07 = 130,852.31/x
  3. Step 3: Cross multiply
    238,280.48x = 328,827.07 × 130,852.31
  4. Step 4: Simplify right side
    238,280.48x = 43,027,781,701.09
  5. Step 5: Solve for x
    x = 43,027,781,701.09/238,280.48
  6. Step 6: Final answer
    x = 180,576.19

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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.