Home / 94,487.82-130,343.54-56,220.18

Finding the Fourth Proportional to 94,487.82, 130,343.54 and 56,220.18

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Solution

The fourth proportional to 94,487.82, 130,343.54 and 56,220.18 is: 77,554.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,487.82 : 130,343.54 = 56,220.18 : x
  2. Step 2: Convert to fraction form
    94,487.82/130,343.54 = 56,220.18/x
  3. Step 3: Cross multiply
    94,487.82x = 130,343.54 × 56,220.18
  4. Step 4: Simplify right side
    94,487.82x = 7,327,937,280.64
  5. Step 5: Solve for x
    x = 7,327,937,280.64/94,487.82
  6. Step 6: Final answer
    x = 77,554.31

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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.