Home / 366,726.02-549,982.31-142,036.34

Finding the Fourth Proportional to 366,726.02, 549,982.31 and 142,036.34

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Solution

The fourth proportional to 366,726.02, 549,982.31 and 142,036.34 is: 213,013.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,726.02 : 549,982.31 = 142,036.34 : x
  2. Step 2: Convert to fraction form
    366,726.02/549,982.31 = 142,036.34/x
  3. Step 3: Cross multiply
    366,726.02x = 549,982.31 × 142,036.34
  4. Step 4: Simplify right side
    366,726.02x = 78,117,470,917.05
  5. Step 5: Solve for x
    x = 78,117,470,917.05/366,726.02
  6. Step 6: Final answer
    x = 213,013.17

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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.