Home / 103,527.40-155,312.70-33,413.80

Finding the Fourth Proportional to 103,527.40, 155,312.70 and 33,413.80

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Solution

The fourth proportional to 103,527.40, 155,312.70 and 33,413.80 is: 50,127.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,527.40 : 155,312.70 = 33,413.80 : x
  2. Step 2: Convert to fraction form
    103,527.40/155,312.70 = 33,413.80/x
  3. Step 3: Cross multiply
    103,527.40x = 155,312.70 × 33,413.80
  4. Step 4: Simplify right side
    103,527.40x = 5,189,587,495.26
  5. Step 5: Solve for x
    x = 5,189,587,495.26/103,527.40
  6. Step 6: Final answer
    x = 50,127.67

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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.