Home / 98,292.21-147,413.93-42,125.94

Finding the Fourth Proportional to 98,292.21, 147,413.93 and 42,125.94

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Solution

The fourth proportional to 98,292.21, 147,413.93 and 42,125.94 is: 63,178.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,292.21 : 147,413.93 = 42,125.94 : x
  2. Step 2: Convert to fraction form
    98,292.21/147,413.93 = 42,125.94/x
  3. Step 3: Cross multiply
    98,292.21x = 147,413.93 × 42,125.94
  4. Step 4: Simplify right side
    98,292.21x = 6,209,950,159.71
  5. Step 5: Solve for x
    x = 6,209,950,159.71/98,292.21
  6. Step 6: Final answer
    x = 63,178.46

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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.