Home / 208,948.02-288,413.91-133,496.34

Finding the Fourth Proportional to 208,948.02, 288,413.91 and 133,496.34

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Solution

The fourth proportional to 208,948.02, 288,413.91 and 133,496.34 is: 184,266.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,948.02 : 288,413.91 = 133,496.34 : x
  2. Step 2: Convert to fraction form
    208,948.02/288,413.91 = 133,496.34/x
  3. Step 3: Cross multiply
    208,948.02x = 288,413.91 × 133,496.34
  4. Step 4: Simplify right side
    208,948.02x = 38,502,201,390.09
  5. Step 5: Solve for x
    x = 38,502,201,390.09/208,948.02
  6. Step 6: Final answer
    x = 184,266.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.