Home / 152,219.84-210,058.19-84,239.67

Finding the Fourth Proportional to 152,219.84, 210,058.19 and 84,239.67

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Solution

The fourth proportional to 152,219.84, 210,058.19 and 84,239.67 is: 116,247.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,219.84 : 210,058.19 = 84,239.67 : x
  2. Step 2: Convert to fraction form
    152,219.84/210,058.19 = 84,239.67/x
  3. Step 3: Cross multiply
    152,219.84x = 210,058.19 × 84,239.67
  4. Step 4: Simplify right side
    152,219.84x = 17,695,232,185.20
  5. Step 5: Solve for x
    x = 17,695,232,185.20/152,219.84
  6. Step 6: Final answer
    x = 116,247.87

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1.5x scale

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.