Home / 245,030.40-367,545.60-155,144.70

Finding the Fourth Proportional to 245,030.40, 367,545.60 and 155,144.70

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Solution

The fourth proportional to 245,030.40, 367,545.60 and 155,144.70 is: 232,717.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,030.40 : 367,545.60 = 155,144.70 : x
  2. Step 2: Convert to fraction form
    245,030.40/367,545.60 = 155,144.70/x
  3. Step 3: Cross multiply
    245,030.40x = 367,545.60 × 155,144.70
  4. Step 4: Simplify right side
    245,030.40x = 57,022,751,848.32
  5. Step 5: Solve for x
    x = 57,022,751,848.32/245,030.40
  6. Step 6: Final answer
    x = 232,717.05

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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.