Home / 152,320.69-210,298.44-97,897.20

Finding the Fourth Proportional to 152,320.69, 210,298.44 and 97,897.20

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Solution

The fourth proportional to 152,320.69, 210,298.44 and 97,897.20 is: 135,159.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,320.69 : 210,298.44 = 97,897.20 : x
  2. Step 2: Convert to fraction form
    152,320.69/210,298.44 = 97,897.20/x
  3. Step 3: Cross multiply
    152,320.69x = 210,298.44 × 97,897.20
  4. Step 4: Simplify right side
    152,320.69x = 20,587,628,440.37
  5. Step 5: Solve for x
    x = 20,587,628,440.37/152,320.69
  6. Step 6: Final answer
    x = 135,159.76

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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.