Home / 115,603.86-159,582.38-70,296.24

Finding the Fourth Proportional to 115,603.86, 159,582.38 and 70,296.24

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Solution

The fourth proportional to 115,603.86, 159,582.38 and 70,296.24 is: 97,038.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,603.86 : 159,582.38 = 70,296.24 : x
  2. Step 2: Convert to fraction form
    115,603.86/159,582.38 = 70,296.24/x
  3. Step 3: Cross multiply
    115,603.86x = 159,582.38 × 70,296.24
  4. Step 4: Simplify right side
    115,603.86x = 11,218,041,284.25
  5. Step 5: Solve for x
    x = 11,218,041,284.25/115,603.86
  6. Step 6: Final answer
    x = 97,038.64

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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.