Home / 103,084.87-154,316.04-93,228.79

Finding the Fourth Proportional to 103,084.87, 154,316.04 and 93,228.79

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Solution

The fourth proportional to 103,084.87, 154,316.04 and 93,228.79 is: 139,561.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,084.87 : 154,316.04 = 93,228.79 : x
  2. Step 2: Convert to fraction form
    103,084.87/154,316.04 = 93,228.79/x
  3. Step 3: Cross multiply
    103,084.87x = 154,316.04 × 93,228.79
  4. Step 4: Simplify right side
    103,084.87x = 14,386,697,686.79
  5. Step 5: Solve for x
    x = 14,386,697,686.79/103,084.87
  6. Step 6: Final answer
    x = 139,561.68

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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.