Home / 152,488.20-210,427.56-84,506.16

Finding the Fourth Proportional to 152,488.20, 210,427.56 and 84,506.16

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Solution

The fourth proportional to 152,488.20, 210,427.56 and 84,506.16 is: 116,615.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,488.20 : 210,427.56 = 84,506.16 : x
  2. Step 2: Convert to fraction form
    152,488.20/210,427.56 = 84,506.16/x
  3. Step 3: Cross multiply
    152,488.20x = 210,427.56 × 84,506.16
  4. Step 4: Simplify right side
    152,488.20x = 17,782,425,053.77
  5. Step 5: Solve for x
    x = 17,782,425,053.77/152,488.20
  6. Step 6: Final answer
    x = 116,615.09

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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.