Home / 77,852.16-116,700.48-38,350.08

Finding the Fourth Proportional to 77,852.16, 116,700.48 and 38,350.08

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Solution

The fourth proportional to 77,852.16, 116,700.48 and 38,350.08 is: 57,486.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,852.16 : 116,700.48 = 38,350.08 : x
  2. Step 2: Convert to fraction form
    77,852.16/116,700.48 = 38,350.08/x
  3. Step 3: Cross multiply
    77,852.16x = 116,700.48 × 38,350.08
  4. Step 4: Simplify right side
    77,852.16x = 4,475,472,744.04
  5. Step 5: Solve for x
    x = 4,475,472,744.04/77,852.16
  6. Step 6: Final answer
    x = 57,486.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.