Home / 152,295.95-210,161.58-84,308.15

Finding the Fourth Proportional to 152,295.95, 210,161.58 and 84,308.15

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Solution

The fourth proportional to 152,295.95, 210,161.58 and 84,308.15 is: 116,341.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,295.95 : 210,161.58 = 84,308.15 : x
  2. Step 2: Convert to fraction form
    152,295.95/210,161.58 = 84,308.15/x
  3. Step 3: Cross multiply
    152,295.95x = 210,161.58 × 84,308.15
  4. Step 4: Simplify right side
    152,295.95x = 17,718,332,960.07
  5. Step 5: Solve for x
    x = 17,718,332,960.07/152,295.95
  6. Step 6: Final answer
    x = 116,341.46

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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.