Home / 152,548.21-210,539.84-97,381.37

Finding the Fourth Proportional to 152,548.21, 210,539.84 and 97,381.37

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Solution

The fourth proportional to 152,548.21, 210,539.84 and 97,381.37 is: 134,401.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,548.21 : 210,539.84 = 97,381.37 : x
  2. Step 2: Convert to fraction form
    152,548.21/210,539.84 = 97,381.37/x
  3. Step 3: Cross multiply
    152,548.21x = 210,539.84 × 97,381.37
  4. Step 4: Simplify right side
    152,548.21x = 20,502,656,913.94
  5. Step 5: Solve for x
    x = 20,502,656,913.94/152,548.21
  6. Step 6: Final answer
    x = 134,401.16

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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.