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Finding the Fourth Proportional to 167,030.40, 249,962.40 and 114,542.40

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Solution

The fourth proportional to 167,030.40, 249,962.40 and 114,542.40 is: 171,413.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,030.40 : 249,962.40 = 114,542.40 : x
  2. Step 2: Convert to fraction form
    167,030.40/249,962.40 = 114,542.40/x
  3. Step 3: Cross multiply
    167,030.40x = 249,962.40 × 114,542.40
  4. Step 4: Simplify right side
    167,030.40x = 28,631,293,205.76
  5. Step 5: Solve for x
    x = 28,631,293,205.76/167,030.40
  6. Step 6: Final answer
    x = 171,413.67

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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.