Home / 152,263.25-210,120.37-84,280.29

Finding the Fourth Proportional to 152,263.25, 210,120.37 and 84,280.29

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Solution

The fourth proportional to 152,263.25, 210,120.37 and 84,280.29 is: 116,305.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,263.25 : 210,120.37 = 84,280.29 : x
  2. Step 2: Convert to fraction form
    152,263.25/210,120.37 = 84,280.29/x
  3. Step 3: Cross multiply
    152,263.25x = 210,120.37 × 84,280.29
  4. Step 4: Simplify right side
    152,263.25x = 17,709,005,718.51
  5. Step 5: Solve for x
    x = 17,709,005,718.51/152,263.25
  6. Step 6: Final answer
    x = 116,305.19

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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.