Home / 277,223.04-382,565.90-156,365.30

Finding the Fourth Proportional to 277,223.04, 382,565.90 and 156,365.30

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Solution

The fourth proportional to 277,223.04, 382,565.90 and 156,365.30 is: 215,783.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,223.04 : 382,565.90 = 156,365.30 : x
  2. Step 2: Convert to fraction form
    277,223.04/382,565.90 = 156,365.30/x
  3. Step 3: Cross multiply
    277,223.04x = 382,565.90 × 156,365.30
  4. Step 4: Simplify right side
    277,223.04x = 59,820,033,070.60
  5. Step 5: Solve for x
    x = 59,820,033,070.60/277,223.04
  6. Step 6: Final answer
    x = 215,783.05

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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.