Home / 84,066.40-116,027.06-53,864.74

Finding the Fourth Proportional to 84,066.40, 116,027.06 and 53,864.74

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Solution

The fourth proportional to 84,066.40, 116,027.06 and 53,864.74 is: 74,343.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,066.40 : 116,027.06 = 53,864.74 : x
  2. Step 2: Convert to fraction form
    84,066.40/116,027.06 = 53,864.74/x
  3. Step 3: Cross multiply
    84,066.40x = 116,027.06 × 53,864.74
  4. Step 4: Simplify right side
    84,066.40x = 6,249,767,419.86
  5. Step 5: Solve for x
    x = 6,249,767,419.86/84,066.40
  6. Step 6: Final answer
    x = 74,343.23

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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.