Home / 282,641.10-423,832.05-124,788.30

Finding the Fourth Proportional to 282,641.10, 423,832.05 and 124,788.30

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Solution

The fourth proportional to 282,641.10, 423,832.05 and 124,788.30 is: 187,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,641.10 : 423,832.05 = 124,788.30 : x
  2. Step 2: Convert to fraction form
    282,641.10/423,832.05 = 124,788.30/x
  3. Step 3: Cross multiply
    282,641.10x = 423,832.05 × 124,788.30
  4. Step 4: Simplify right side
    282,641.10x = 52,889,281,005.02
  5. Step 5: Solve for x
    x = 52,889,281,005.02/282,641.10
  6. Step 6: Final answer
    x = 187,125.23

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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.