Home / 94,332.36-130,178.64-56,606.64

Finding the Fourth Proportional to 94,332.36, 130,178.64 and 56,606.64

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Solution

The fourth proportional to 94,332.36, 130,178.64 and 56,606.64 is: 78,117.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,332.36 : 130,178.64 = 56,606.64 : x
  2. Step 2: Convert to fraction form
    94,332.36/130,178.64 = 56,606.64/x
  3. Step 3: Cross multiply
    94,332.36x = 130,178.64 × 56,606.64
  4. Step 4: Simplify right side
    94,332.36x = 7,368,975,410.17
  5. Step 5: Solve for x
    x = 7,368,975,410.17/94,332.36
  6. Step 6: Final answer
    x = 78,117.15

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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.