Home / 94,215.79-130,011.67-53,929.87

Finding the Fourth Proportional to 94,215.79, 130,011.67 and 53,929.87

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Solution

The fourth proportional to 94,215.79, 130,011.67 and 53,929.87 is: 74,419.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,215.79 : 130,011.67 = 53,929.87 : x
  2. Step 2: Convert to fraction form
    94,215.79/130,011.67 = 53,929.87/x
  3. Step 3: Cross multiply
    94,215.79x = 130,011.67 × 53,929.87
  4. Step 4: Simplify right side
    94,215.79x = 7,011,512,461.58
  5. Step 5: Solve for x
    x = 7,011,512,461.58/94,215.79
  6. Step 6: Final answer
    x = 74,419.72

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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.