Home / 272,178.05-375,584.40-151,312.01

Finding the Fourth Proportional to 272,178.05, 375,584.40 and 151,312.01

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Solution

The fourth proportional to 272,178.05, 375,584.40 and 151,312.01 is: 208,798.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,178.05 : 375,584.40 = 151,312.01 : x
  2. Step 2: Convert to fraction form
    272,178.05/375,584.40 = 151,312.01/x
  3. Step 3: Cross multiply
    272,178.05x = 375,584.40 × 151,312.01
  4. Step 4: Simplify right side
    272,178.05x = 56,830,428,610.72
  5. Step 5: Solve for x
    x = 56,830,428,610.72/272,178.05
  6. Step 6: Final answer
    x = 208,798.72

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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.