Home / 56,762.79-78,332.66-32,903.31

Finding the Fourth Proportional to 56,762.79, 78,332.66 and 32,903.31

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Solution

The fourth proportional to 56,762.79, 78,332.66 and 32,903.31 is: 45,406.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,762.79 : 78,332.66 = 32,903.31 : x
  2. Step 2: Convert to fraction form
    56,762.79/78,332.66 = 32,903.31/x
  3. Step 3: Cross multiply
    56,762.79x = 78,332.66 × 32,903.31
  4. Step 4: Simplify right side
    56,762.79x = 2,577,403,630.59
  5. Step 5: Solve for x
    x = 2,577,403,630.59/56,762.79
  6. Step 6: Final answer
    x = 45,406.57

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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.