Home / 56,612.24-78,204.84-45,356.48

Finding the Fourth Proportional to 56,612.24, 78,204.84 and 45,356.48

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Solution

The fourth proportional to 56,612.24, 78,204.84 and 45,356.48 is: 62,656.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,612.24 : 78,204.84 = 45,356.48 : x
  2. Step 2: Convert to fraction form
    56,612.24/78,204.84 = 45,356.48/x
  3. Step 3: Cross multiply
    56,612.24x = 78,204.84 × 45,356.48
  4. Step 4: Simplify right side
    56,612.24x = 3,547,096,261.36
  5. Step 5: Solve for x
    x = 3,547,096,261.36/56,612.24
  6. Step 6: Final answer
    x = 62,656.00

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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.