Home / 220,602.23-330,068.31-130,693.22

Finding the Fourth Proportional to 220,602.23, 330,068.31 and 130,693.22

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Solution

The fourth proportional to 220,602.23, 330,068.31 and 130,693.22 is: 195,545.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,602.23 : 330,068.31 = 130,693.22 : x
  2. Step 2: Convert to fraction form
    220,602.23/330,068.31 = 130,693.22/x
  3. Step 3: Cross multiply
    220,602.23x = 330,068.31 × 130,693.22
  4. Step 4: Simplify right side
    220,602.23x = 43,137,688,603.52
  5. Step 5: Solve for x
    x = 43,137,688,603.52/220,602.23
  6. Step 6: Final answer
    x = 195,545.12

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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.