Home / 272,130.18-375,547.77-164,719.86

Finding the Fourth Proportional to 272,130.18, 375,547.77 and 164,719.86

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Solution

The fourth proportional to 272,130.18, 375,547.77 and 164,719.86 is: 227,318.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,130.18 : 375,547.77 = 164,719.86 : x
  2. Step 2: Convert to fraction form
    272,130.18/375,547.77 = 164,719.86/x
  3. Step 3: Cross multiply
    272,130.18x = 375,547.77 × 164,719.86
  4. Step 4: Simplify right side
    272,130.18x = 61,860,176,097.71
  5. Step 5: Solve for x
    x = 61,860,176,097.71/272,130.18
  6. Step 6: Final answer
    x = 227,318.32

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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.