Home / 152,430.26-210,355.21-84,448.68

Finding the Fourth Proportional to 152,430.26, 210,355.21 and 84,448.68

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Solution

The fourth proportional to 152,430.26, 210,355.21 and 84,448.68 is: 116,539.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,430.26 : 210,355.21 = 84,448.68 : x
  2. Step 2: Convert to fraction form
    152,430.26/210,355.21 = 84,448.68/x
  3. Step 3: Cross multiply
    152,430.26x = 210,355.21 × 84,448.68
  4. Step 4: Simplify right side
    152,430.26x = 17,764,219,132.35
  5. Step 5: Solve for x
    x = 17,764,219,132.35/152,430.26
  6. Step 6: Final answer
    x = 116,539.98

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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.