Home / 152,416.04-210,341.57-91,985.58

Finding the Fourth Proportional to 152,416.04, 210,341.57 and 91,985.58

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Solution

The fourth proportional to 152,416.04, 210,341.57 and 91,985.58 is: 126,944.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,416.04 : 210,341.57 = 91,985.58 : x
  2. Step 2: Convert to fraction form
    152,416.04/210,341.57 = 91,985.58/x
  3. Step 3: Cross multiply
    152,416.04x = 210,341.57 × 91,985.58
  4. Step 4: Simplify right side
    152,416.04x = 19,348,390,854.63
  5. Step 5: Solve for x
    x = 19,348,390,854.63/152,416.04
  6. Step 6: Final answer
    x = 126,944.59

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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.