Home / 92,818.42-128,058.93-52,528.18

Finding the Fourth Proportional to 92,818.42, 128,058.93 and 52,528.18

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Solution

The fourth proportional to 92,818.42, 128,058.93 and 52,528.18 is: 72,471.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,818.42 : 128,058.93 = 52,528.18 : x
  2. Step 2: Convert to fraction form
    92,818.42/128,058.93 = 52,528.18/x
  3. Step 3: Cross multiply
    92,818.42x = 128,058.93 × 52,528.18
  4. Step 4: Simplify right side
    92,818.42x = 6,726,702,525.65
  5. Step 5: Solve for x
    x = 6,726,702,525.65/92,818.42
  6. Step 6: Final answer
    x = 72,471.63

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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.