Home / 238,101.32-328,586.23-130,675.20

Finding the Fourth Proportional to 238,101.32, 328,586.23 and 130,675.20

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Solution

The fourth proportional to 238,101.32, 328,586.23 and 130,675.20 is: 180,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,101.32 : 328,586.23 = 130,675.20 : x
  2. Step 2: Convert to fraction form
    238,101.32/328,586.23 = 130,675.20/x
  3. Step 3: Cross multiply
    238,101.32x = 328,586.23 × 130,675.20
  4. Step 4: Simplify right side
    238,101.32x = 42,938,071,322.50
  5. Step 5: Solve for x
    x = 42,938,071,322.50/238,101.32
  6. Step 6: Final answer
    x = 180,335.29

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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.