Home / 152,341.36-210,228.49-84,356.88

Finding the Fourth Proportional to 152,341.36, 210,228.49 and 84,356.88

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Solution

The fourth proportional to 152,341.36, 210,228.49 and 84,356.88 is: 116,411.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,341.36 : 210,228.49 = 84,356.88 : x
  2. Step 2: Convert to fraction form
    152,341.36/210,228.49 = 84,356.88/x
  3. Step 3: Cross multiply
    152,341.36x = 210,228.49 × 84,356.88
  4. Step 4: Simplify right side
    152,341.36x = 17,734,219,503.51
  5. Step 5: Solve for x
    x = 17,734,219,503.51/152,341.36
  6. Step 6: Final answer
    x = 116,411.06

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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.