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Finding the Fourth Proportional to 202,307.34, 279,315.63 and 181,050.06

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Solution

The fourth proportional to 202,307.34, 279,315.63 and 181,050.06 is: 249,966.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,307.34 : 279,315.63 = 181,050.06 : x
  2. Step 2: Convert to fraction form
    202,307.34/279,315.63 = 181,050.06/x
  3. Step 3: Cross multiply
    202,307.34x = 279,315.63 × 181,050.06
  4. Step 4: Simplify right side
    202,307.34x = 50,570,111,570.44
  5. Step 5: Solve for x
    x = 50,570,111,570.44/202,307.34
  6. Step 6: Final answer
    x = 249,966.77

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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.