Home / 152,423.04-210,333.64-84,435.44

Finding the Fourth Proportional to 152,423.04, 210,333.64 and 84,435.44

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Solution

The fourth proportional to 152,423.04, 210,333.64 and 84,435.44 is: 116,515.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,423.04 : 210,333.64 = 84,435.44 : x
  2. Step 2: Convert to fraction form
    152,423.04/210,333.64 = 84,435.44/x
  3. Step 3: Cross multiply
    152,423.04x = 210,333.64 × 84,435.44
  4. Step 4: Simplify right side
    152,423.04x = 17,759,613,440.20
  5. Step 5: Solve for x
    x = 17,759,613,440.20/152,423.04
  6. Step 6: Final answer
    x = 116,515.28

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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.