Home / 272,303.28-375,771.96-151,444.20

Finding the Fourth Proportional to 272,303.28, 375,771.96 and 151,444.20

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Solution

The fourth proportional to 272,303.28, 375,771.96 and 151,444.20 is: 208,989.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,303.28 : 375,771.96 = 151,444.20 : x
  2. Step 2: Convert to fraction form
    272,303.28/375,771.96 = 151,444.20/x
  3. Step 3: Cross multiply
    272,303.28x = 375,771.96 × 151,444.20
  4. Step 4: Simplify right side
    272,303.28x = 56,908,483,864.63
  5. Step 5: Solve for x
    x = 56,908,483,864.63/272,303.28
  6. Step 6: Final answer
    x = 208,989.34

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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.