Home / 198,386.60-297,582.32-58,148.06

Finding the Fourth Proportional to 198,386.60, 297,582.32 and 58,148.06

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Solution

The fourth proportional to 198,386.60, 297,582.32 and 58,148.06 is: 87,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,386.60 : 297,582.32 = 58,148.06 : x
  2. Step 2: Convert to fraction form
    198,386.60/297,582.32 = 58,148.06/x
  3. Step 3: Cross multiply
    198,386.60x = 297,582.32 × 58,148.06
  4. Step 4: Simplify right side
    198,386.60x = 17,303,834,598.30
  5. Step 5: Solve for x
    x = 17,303,834,598.30/198,386.60
  6. Step 6: Final answer
    x = 87,222.80

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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.