Home / 152,317.18-210,204.28-84,334.16

Finding the Fourth Proportional to 152,317.18, 210,204.28 and 84,334.16

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Solution

The fourth proportional to 152,317.18, 210,204.28 and 84,334.16 is: 116,384.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,317.18 : 210,204.28 = 84,334.16 : x
  2. Step 2: Convert to fraction form
    152,317.18/210,204.28 = 84,334.16/x
  3. Step 3: Cross multiply
    152,317.18x = 210,204.28 × 84,334.16
  4. Step 4: Simplify right side
    152,317.18x = 17,727,400,120.35
  5. Step 5: Solve for x
    x = 17,727,400,120.35/152,317.18
  6. Step 6: Final answer
    x = 116,384.77

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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.