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Finding the Fourth Proportional to 58,370.52, 80,554.32 and 35,702.40

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Solution

The fourth proportional to 58,370.52, 80,554.32 and 35,702.40 is: 49,271.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,370.52 : 80,554.32 = 35,702.40 : x
  2. Step 2: Convert to fraction form
    58,370.52/80,554.32 = 35,702.40/x
  3. Step 3: Cross multiply
    58,370.52x = 80,554.32 × 35,702.40
  4. Step 4: Simplify right side
    58,370.52x = 2,875,982,554.37
  5. Step 5: Solve for x
    x = 2,875,982,554.37/58,370.52
  6. Step 6: Final answer
    x = 49,271.15

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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.