Home / 272,045.48-375,315.24-157,303.04

Finding the Fourth Proportional to 272,045.48, 375,315.24 and 157,303.04

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Solution

The fourth proportional to 272,045.48, 375,315.24 and 157,303.04 is: 217,016.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,045.48 : 375,315.24 = 157,303.04 : x
  2. Step 2: Convert to fraction form
    272,045.48/375,315.24 = 157,303.04/x
  3. Step 3: Cross multiply
    272,045.48x = 375,315.24 × 157,303.04
  4. Step 4: Simplify right side
    272,045.48x = 59,038,228,210.33
  5. Step 5: Solve for x
    x = 59,038,228,210.33/272,045.48
  6. Step 6: Final answer
    x = 217,016.02

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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.