Home / 152,412.60-210,313.26-84,427.68

Finding the Fourth Proportional to 152,412.60, 210,313.26 and 84,427.68

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Solution

The fourth proportional to 152,412.60, 210,313.26 and 84,427.68 is: 116,501.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,412.60 : 210,313.26 = 84,427.68 : x
  2. Step 2: Convert to fraction form
    152,412.60/210,313.26 = 84,427.68/x
  3. Step 3: Cross multiply
    152,412.60x = 210,313.26 × 84,427.68
  4. Step 4: Simplify right side
    152,412.60x = 17,756,260,615.04
  5. Step 5: Solve for x
    x = 17,756,260,615.04/152,412.60
  6. Step 6: Final answer
    x = 116,501.26

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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.