Home / 105,009.40-157,413.30-34,852.60

Finding the Fourth Proportional to 105,009.40, 157,413.30 and 34,852.60

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Solution

The fourth proportional to 105,009.40, 157,413.30 and 34,852.60 is: 52,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,009.40 : 157,413.30 = 34,852.60 : x
  2. Step 2: Convert to fraction form
    105,009.40/157,413.30 = 34,852.60/x
  3. Step 3: Cross multiply
    105,009.40x = 157,413.30 × 34,852.60
  4. Step 4: Simplify right side
    105,009.40x = 5,486,262,779.58
  5. Step 5: Solve for x
    x = 5,486,262,779.58/105,009.40
  6. Step 6: Final answer
    x = 52,245.44

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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.