Home / 370,827.50-555,911.40-134,117.60

Finding the Fourth Proportional to 370,827.50, 555,911.40 and 134,117.60

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Solution

The fourth proportional to 370,827.50, 555,911.40 and 134,117.60 is: 201,057.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,827.50 : 555,911.40 = 134,117.60 : x
  2. Step 2: Convert to fraction form
    370,827.50/555,911.40 = 134,117.60/x
  3. Step 3: Cross multiply
    370,827.50x = 555,911.40 × 134,117.60
  4. Step 4: Simplify right side
    370,827.50x = 74,557,502,780.64
  5. Step 5: Solve for x
    x = 74,557,502,780.64/370,827.50
  6. Step 6: Final answer
    x = 201,057.10

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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.