Home / 86,471.68-119,312.76-52,498.06

Finding the Fourth Proportional to 86,471.68, 119,312.76 and 52,498.06

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Solution

The fourth proportional to 86,471.68, 119,312.76 and 52,498.06 is: 72,436.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,471.68 : 119,312.76 = 52,498.06 : x
  2. Step 2: Convert to fraction form
    86,471.68/119,312.76 = 52,498.06/x
  3. Step 3: Cross multiply
    86,471.68x = 119,312.76 × 52,498.06
  4. Step 4: Simplify right side
    86,471.68x = 6,263,688,433.25
  5. Step 5: Solve for x
    x = 6,263,688,433.25/86,471.68
  6. Step 6: Final answer
    x = 72,436.30

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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.